Home / 47,988.60-66,222.76-26,771.48

Finding the Fourth Proportional to 47,988.60, 66,222.76 and 26,771.48

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Solution

The fourth proportional to 47,988.60, 66,222.76 and 26,771.48 is: 36,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,988.60 : 66,222.76 = 26,771.48 : x
  2. Step 2: Convert to fraction form
    47,988.60/66,222.76 = 26,771.48/x
  3. Step 3: Cross multiply
    47,988.60x = 66,222.76 × 26,771.48
  4. Step 4: Simplify right side
    47,988.60x = 1,772,881,294.88
  5. Step 5: Solve for x
    x = 1,772,881,294.88/47,988.60
  6. Step 6: Final answer
    x = 36,943.80

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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.