Home / 47,968.76-66,203.40-27,558.80

Finding the Fourth Proportional to 47,968.76, 66,203.40 and 27,558.80

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Solution

The fourth proportional to 47,968.76, 66,203.40 and 27,558.80 is: 38,034.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,968.76 : 66,203.40 = 27,558.80 : x
  2. Step 2: Convert to fraction form
    47,968.76/66,203.40 = 27,558.80/x
  3. Step 3: Cross multiply
    47,968.76x = 66,203.40 × 27,558.80
  4. Step 4: Simplify right side
    47,968.76x = 1,824,486,259.92
  5. Step 5: Solve for x
    x = 1,824,486,259.92/47,968.76
  6. Step 6: Final answer
    x = 38,034.88

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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.