Home / 55,616.16-83,387.32-38,996.32

Finding the Fourth Proportional to 55,616.16, 83,387.32 and 38,996.32

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Solution

The fourth proportional to 55,616.16, 83,387.32 and 38,996.32 is: 58,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.16 : 83,387.32 = 38,996.32 : x
  2. Step 2: Convert to fraction form
    55,616.16/83,387.32 = 38,996.32/x
  3. Step 3: Cross multiply
    55,616.16x = 83,387.32 × 38,996.32
  4. Step 4: Simplify right side
    55,616.16x = 3,251,798,614.66
  5. Step 5: Solve for x
    x = 3,251,798,614.66/55,616.16
  6. Step 6: Final answer
    x = 58,468.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.