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Finding the Fourth Proportional to 158,409.98, 237,024.39 and 156,638.42

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Solution

The fourth proportional to 158,409.98, 237,024.39 and 156,638.42 is: 234,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,409.98 : 237,024.39 = 156,638.42 : x
  2. Step 2: Convert to fraction form
    158,409.98/237,024.39 = 156,638.42/x
  3. Step 3: Cross multiply
    158,409.98x = 237,024.39 × 156,638.42
  4. Step 4: Simplify right side
    158,409.98x = 37,127,125,951.06
  5. Step 5: Solve for x
    x = 37,127,125,951.06/158,409.98
  6. Step 6: Final answer
    x = 234,373.65

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1.5x scale

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.