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Finding the Fourth Proportional to 158,902.92, 238,328.46 and 48,069

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Solution

The fourth proportional to 158,902.92, 238,328.46 and 48,069 is: 72,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,902.92 : 238,328.46 = 48,069 : x
  2. Step 2: Convert to fraction form
    158,902.92/238,328.46 = 48,069/x
  3. Step 3: Cross multiply
    158,902.92x = 238,328.46 × 48,069
  4. Step 4: Simplify right side
    158,902.92x = 11,456,210,743.74
  5. Step 5: Solve for x
    x = 11,456,210,743.74/158,902.92
  6. Step 6: Final answer
    x = 72,095.66

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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.