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Finding the Fourth Proportional to 58,139.87, 87,218.94 and 24,860.12

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Solution

The fourth proportional to 58,139.87, 87,218.94 and 24,860.12 is: 37,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,139.87 : 87,218.94 = 24,860.12 : x
  2. Step 2: Convert to fraction form
    58,139.87/87,218.94 = 24,860.12/x
  3. Step 3: Cross multiply
    58,139.87x = 87,218.94 × 24,860.12
  4. Step 4: Simplify right side
    58,139.87x = 2,168,273,314.67
  5. Step 5: Solve for x
    x = 2,168,273,314.67/58,139.87
  6. Step 6: Final answer
    x = 37,294.09

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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.