Home / 88,845.70-133,049.85-42,043.90

Finding the Fourth Proportional to 88,845.70, 133,049.85 and 42,043.90

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Solution

The fourth proportional to 88,845.70, 133,049.85 and 42,043.90 is: 62,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,845.70 : 133,049.85 = 42,043.90 : x
  2. Step 2: Convert to fraction form
    88,845.70/133,049.85 = 42,043.90/x
  3. Step 3: Cross multiply
    88,845.70x = 133,049.85 × 42,043.90
  4. Step 4: Simplify right side
    88,845.70x = 5,593,934,588.42
  5. Step 5: Solve for x
    x = 5,593,934,588.42/88,845.70
  6. Step 6: Final answer
    x = 62,962.36

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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.