Home / 62,719.38-86,550.12-34,423.25

Finding the Fourth Proportional to 62,719.38, 86,550.12 and 34,423.25

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Solution

The fourth proportional to 62,719.38, 86,550.12 and 34,423.25 is: 47,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,719.38 : 86,550.12 = 34,423.25 : x
  2. Step 2: Convert to fraction form
    62,719.38/86,550.12 = 34,423.25/x
  3. Step 3: Cross multiply
    62,719.38x = 86,550.12 × 34,423.25
  4. Step 4: Simplify right side
    62,719.38x = 2,979,335,985.54
  5. Step 5: Solve for x
    x = 2,979,335,985.54/62,719.38
  6. Step 6: Final answer
    x = 47,502.64

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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.