Home / 63,067.38-87,039.08-47,124.16

Finding the Fourth Proportional to 63,067.38, 87,039.08 and 47,124.16

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Solution

The fourth proportional to 63,067.38, 87,039.08 and 47,124.16 is: 65,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,067.38 : 87,039.08 = 47,124.16 : x
  2. Step 2: Convert to fraction form
    63,067.38/87,039.08 = 47,124.16/x
  3. Step 3: Cross multiply
    63,067.38x = 87,039.08 × 47,124.16
  4. Step 4: Simplify right side
    63,067.38x = 4,101,643,532.17
  5. Step 5: Solve for x
    x = 4,101,643,532.17/63,067.38
  6. Step 6: Final answer
    x = 65,035.90

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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.