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Finding the Fourth Proportional to 58,000.80, 86,936.40 and 24,715.20

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Solution

The fourth proportional to 58,000.80, 86,936.40 and 24,715.20 is: 37,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,000.80 : 86,936.40 = 24,715.20 : x
  2. Step 2: Convert to fraction form
    58,000.80/86,936.40 = 24,715.20/x
  3. Step 3: Cross multiply
    58,000.80x = 86,936.40 × 24,715.20
  4. Step 4: Simplify right side
    58,000.80x = 2,148,650,513.28
  5. Step 5: Solve for x
    x = 2,148,650,513.28/58,000.80
  6. Step 6: Final answer
    x = 37,045.19

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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.