Home / 82,317.61-123,473.65-34,902.20

Finding the Fourth Proportional to 82,317.61, 123,473.65 and 34,902.20

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Solution

The fourth proportional to 82,317.61, 123,473.65 and 34,902.20 is: 52,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,317.61 : 123,473.65 = 34,902.20 : x
  2. Step 2: Convert to fraction form
    82,317.61/123,473.65 = 34,902.20/x
  3. Step 3: Cross multiply
    82,317.61x = 123,473.65 × 34,902.20
  4. Step 4: Simplify right side
    82,317.61x = 4,309,502,027.03
  5. Step 5: Solve for x
    x = 4,309,502,027.03/82,317.61
  6. Step 6: Final answer
    x = 52,352.13

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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.