Home / 82,502.04-123,718.16-35,115.23

Finding the Fourth Proportional to 82,502.04, 123,718.16 and 35,115.23

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Solution

The fourth proportional to 82,502.04, 123,718.16 and 35,115.23 is: 52,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,502.04 : 123,718.16 = 35,115.23 : x
  2. Step 2: Convert to fraction form
    82,502.04/123,718.16 = 35,115.23/x
  3. Step 3: Cross multiply
    82,502.04x = 123,718.16 × 35,115.23
  4. Step 4: Simplify right side
    82,502.04x = 4,344,390,849.41
  5. Step 5: Solve for x
    x = 4,344,390,849.41/82,502.04
  6. Step 6: Final answer
    x = 52,657.98

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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.