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Finding the Fourth Proportional to 158,894.88, 238,342.08 and 40,566.24

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Solution

The fourth proportional to 158,894.88, 238,342.08 and 40,566.24 is: 60,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,894.88 : 238,342.08 = 40,566.24 : x
  2. Step 2: Convert to fraction form
    158,894.88/238,342.08 = 40,566.24/x
  3. Step 3: Cross multiply
    158,894.88x = 238,342.08 × 40,566.24
  4. Step 4: Simplify right side
    158,894.88x = 9,668,642,019.38
  5. Step 5: Solve for x
    x = 9,668,642,019.38/158,894.88
  6. Step 6: Final answer
    x = 60,849.30

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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.