Home / 63,631.96-87,798.18-38,480.92

Finding the Fourth Proportional to 63,631.96, 87,798.18 and 38,480.92

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Solution

The fourth proportional to 63,631.96, 87,798.18 and 38,480.92 is: 53,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,631.96 : 87,798.18 = 38,480.92 : x
  2. Step 2: Convert to fraction form
    63,631.96/87,798.18 = 38,480.92/x
  3. Step 3: Cross multiply
    63,631.96x = 87,798.18 × 38,480.92
  4. Step 4: Simplify right side
    63,631.96x = 3,378,554,740.73
  5. Step 5: Solve for x
    x = 3,378,554,740.73/63,631.96
  6. Step 6: Final answer
    x = 53,095.25

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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.