Home / 63,683.55-87,884.96-38,194.02

Finding the Fourth Proportional to 63,683.55, 87,884.96 and 38,194.02

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Solution

The fourth proportional to 63,683.55, 87,884.96 and 38,194.02 is: 52,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,683.55 : 87,884.96 = 38,194.02 : x
  2. Step 2: Convert to fraction form
    63,683.55/87,884.96 = 38,194.02/x
  3. Step 3: Cross multiply
    63,683.55x = 87,884.96 × 38,194.02
  4. Step 4: Simplify right side
    63,683.55x = 3,356,679,728.97
  5. Step 5: Solve for x
    x = 3,356,679,728.97/63,683.55
  6. Step 6: Final answer
    x = 52,708.74

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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.