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Finding the Fourth Proportional to 58,864.80, 88,264.80 and 25,579.20

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Solution

The fourth proportional to 58,864.80, 88,264.80 and 25,579.20 is: 38,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,864.80 : 88,264.80 = 25,579.20 : x
  2. Step 2: Convert to fraction form
    58,864.80/88,264.80 = 25,579.20/x
  3. Step 3: Cross multiply
    58,864.80x = 88,264.80 × 25,579.20
  4. Step 4: Simplify right side
    58,864.80x = 2,257,742,972.16
  5. Step 5: Solve for x
    x = 2,257,742,972.16/58,864.80
  6. Step 6: Final answer
    x = 38,354.72

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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.