Home / 106,467.48-159,613.62-42,432.12

Finding the Fourth Proportional to 106,467.48, 159,613.62 and 42,432.12

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Solution

The fourth proportional to 106,467.48, 159,613.62 and 42,432.12 is: 63,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,467.48 : 159,613.62 = 42,432.12 : x
  2. Step 2: Convert to fraction form
    106,467.48/159,613.62 = 42,432.12/x
  3. Step 3: Cross multiply
    106,467.48x = 159,613.62 × 42,432.12
  4. Step 4: Simplify right side
    106,467.48x = 6,772,744,277.47
  5. Step 5: Solve for x
    x = 6,772,744,277.47/106,467.48
  6. Step 6: Final answer
    x = 63,613.27

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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.