Home / 82,397.25-123,632.73-38,000.16

Finding the Fourth Proportional to 82,397.25, 123,632.73 and 38,000.16

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Solution

The fourth proportional to 82,397.25, 123,632.73 and 38,000.16 is: 57,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,397.25 : 123,632.73 = 38,000.16 : x
  2. Step 2: Convert to fraction form
    82,397.25/123,632.73 = 38,000.16/x
  3. Step 3: Cross multiply
    82,397.25x = 123,632.73 × 38,000.16
  4. Step 4: Simplify right side
    82,397.25x = 4,698,063,521.24
  5. Step 5: Solve for x
    x = 4,698,063,521.24/82,397.25
  6. Step 6: Final answer
    x = 57,017.24

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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.