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Finding the Fourth Proportional to 158,898.29, 238,347.43 and 40,565.39

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Solution

The fourth proportional to 158,898.29, 238,347.43 and 40,565.39 is: 60,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,898.29 : 238,347.43 = 40,565.39 : x
  2. Step 2: Convert to fraction form
    158,898.29/238,347.43 = 40,565.39/x
  3. Step 3: Cross multiply
    158,898.29x = 238,347.43 × 40,565.39
  4. Step 4: Simplify right side
    158,898.29x = 9,668,655,160.30
  5. Step 5: Solve for x
    x = 9,668,655,160.30/158,898.29
  6. Step 6: Final answer
    x = 60,848.08

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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.