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Finding the Fourth Proportional to 101,848.17, 152,775.33 and 48,545.82

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Solution

The fourth proportional to 101,848.17, 152,775.33 and 48,545.82 is: 72,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,848.17 : 152,775.33 = 48,545.82 : x
  2. Step 2: Convert to fraction form
    101,848.17/152,775.33 = 48,545.82/x
  3. Step 3: Cross multiply
    101,848.17x = 152,775.33 × 48,545.82
  4. Step 4: Simplify right side
    101,848.17x = 7,416,603,670.62
  5. Step 5: Solve for x
    x = 7,416,603,670.62/101,848.17
  6. Step 6: Final answer
    x = 72,820.20

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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.