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Finding the Fourth Proportional to 58,882.60, 88,342.28 and 19,467.40

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Solution

The fourth proportional to 58,882.60, 88,342.28 and 19,467.40 is: 29,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,882.60 : 88,342.28 = 19,467.40 : x
  2. Step 2: Convert to fraction form
    58,882.60/88,342.28 = 19,467.40/x
  3. Step 3: Cross multiply
    58,882.60x = 88,342.28 × 19,467.40
  4. Step 4: Simplify right side
    58,882.60x = 1,719,794,501.67
  5. Step 5: Solve for x
    x = 1,719,794,501.67/58,882.60
  6. Step 6: Final answer
    x = 29,207.18

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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.