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Finding the Fourth Proportional to 58,625.68, 87,937.80 and 14,252.40

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Solution

The fourth proportional to 58,625.68, 87,937.80 and 14,252.40 is: 21,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,625.68 : 87,937.80 = 14,252.40 : x
  2. Step 2: Convert to fraction form
    58,625.68/87,937.80 = 14,252.40/x
  3. Step 3: Cross multiply
    58,625.68x = 87,937.80 × 14,252.40
  4. Step 4: Simplify right side
    58,625.68x = 1,253,324,700.72
  5. Step 5: Solve for x
    x = 1,253,324,700.72/58,625.68
  6. Step 6: Final answer
    x = 21,378.42

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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.