Home / 95,105.48-142,657.88-28,545.32

Finding the Fourth Proportional to 95,105.48, 142,657.88 and 28,545.32

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Solution

The fourth proportional to 95,105.48, 142,657.88 and 28,545.32 is: 42,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,105.48 : 142,657.88 = 28,545.32 : x
  2. Step 2: Convert to fraction form
    95,105.48/142,657.88 = 28,545.32/x
  3. Step 3: Cross multiply
    95,105.48x = 142,657.88 × 28,545.32
  4. Step 4: Simplify right side
    95,105.48x = 4,072,214,835.12
  5. Step 5: Solve for x
    x = 4,072,214,835.12/95,105.48
  6. Step 6: Final answer
    x = 42,817.88

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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.