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Finding the Fourth Proportional to 158,124.30, 237,186.45 and 151,125.90

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Solution

The fourth proportional to 158,124.30, 237,186.45 and 151,125.90 is: 226,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,124.30 : 237,186.45 = 151,125.90 : x
  2. Step 2: Convert to fraction form
    158,124.30/237,186.45 = 151,125.90/x
  3. Step 3: Cross multiply
    158,124.30x = 237,186.45 × 151,125.90
  4. Step 4: Simplify right side
    158,124.30x = 35,845,015,724.06
  5. Step 5: Solve for x
    x = 35,845,015,724.06/158,124.30
  6. Step 6: Final answer
    x = 226,688.85

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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.