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Finding the Fourth Proportional to 101,492.33, 152,157.39 and 48,157.47

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Solution

The fourth proportional to 101,492.33, 152,157.39 and 48,157.47 is: 72,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,492.33 : 152,157.39 = 48,157.47 : x
  2. Step 2: Convert to fraction form
    101,492.33/152,157.39 = 48,157.47/x
  3. Step 3: Cross multiply
    101,492.33x = 152,157.39 × 48,157.47
  4. Step 4: Simplify right side
    101,492.33x = 7,327,514,763.61
  5. Step 5: Solve for x
    x = 7,327,514,763.61/101,492.33
  6. Step 6: Final answer
    x = 72,197.72

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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.