Home / 47,985.99-66,220.76-26,766.63

Finding the Fourth Proportional to 47,985.99, 66,220.76 and 26,766.63

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Solution

The fourth proportional to 47,985.99, 66,220.76 and 26,766.63 is: 36,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.99 : 66,220.76 = 26,766.63 : x
  2. Step 2: Convert to fraction form
    47,985.99/66,220.76 = 26,766.63/x
  3. Step 3: Cross multiply
    47,985.99x = 66,220.76 × 26,766.63
  4. Step 4: Simplify right side
    47,985.99x = 1,772,506,581.24
  5. Step 5: Solve for x
    x = 1,772,506,581.24/47,985.99
  6. Step 6: Final answer
    x = 36,938.00

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Double scale
Find fourth proportional to 47,986.99, 66,222.14 and 26,767.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.