Home / 62,436.72-86,171.12-35,218.40

Finding the Fourth Proportional to 62,436.72, 86,171.12 and 35,218.40

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Solution

The fourth proportional to 62,436.72, 86,171.12 and 35,218.40 is: 48,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,436.72 : 86,171.12 = 35,218.40 : x
  2. Step 2: Convert to fraction form
    62,436.72/86,171.12 = 35,218.40/x
  3. Step 3: Cross multiply
    62,436.72x = 86,171.12 × 35,218.40
  4. Step 4: Simplify right side
    62,436.72x = 3,034,808,695.83
  5. Step 5: Solve for x
    x = 3,034,808,695.83/62,436.72
  6. Step 6: Final answer
    x = 48,606.15

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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.