Home / 63,287.61-87,345.59-38,132.25

Finding the Fourth Proportional to 63,287.61, 87,345.59 and 38,132.25

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Solution

The fourth proportional to 63,287.61, 87,345.59 and 38,132.25 is: 52,627.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,287.61 : 87,345.59 = 38,132.25 : x
  2. Step 2: Convert to fraction form
    63,287.61/87,345.59 = 38,132.25/x
  3. Step 3: Cross multiply
    63,287.61x = 87,345.59 × 38,132.25
  4. Step 4: Simplify right side
    63,287.61x = 3,330,683,683.62
  5. Step 5: Solve for x
    x = 3,330,683,683.62/63,287.61
  6. Step 6: Final answer
    x = 52,627.74

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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.