Home / 99,244.96-148,845-29,129.74

Finding the Fourth Proportional to 99,244.96, 148,845 and 29,129.74

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Solution

The fourth proportional to 99,244.96, 148,845 and 29,129.74 is: 43,688.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,244.96 : 148,845 = 29,129.74 : x
  2. Step 2: Convert to fraction form
    99,244.96/148,845 = 29,129.74/x
  3. Step 3: Cross multiply
    99,244.96x = 148,845 × 29,129.74
  4. Step 4: Simplify right side
    99,244.96x = 4,335,816,150.30
  5. Step 5: Solve for x
    x = 4,335,816,150.30/99,244.96
  6. Step 6: Final answer
    x = 43,688.02

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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.