Home / 114,648.76-172,039.56-48,082.96

Finding the Fourth Proportional to 114,648.76, 172,039.56 and 48,082.96

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Solution

The fourth proportional to 114,648.76, 172,039.56 and 48,082.96 is: 72,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,648.76 : 172,039.56 = 48,082.96 : x
  2. Step 2: Convert to fraction form
    114,648.76/172,039.56 = 48,082.96/x
  3. Step 3: Cross multiply
    114,648.76x = 172,039.56 × 48,082.96
  4. Step 4: Simplify right side
    114,648.76x = 8,272,171,281.90
  5. Step 5: Solve for x
    x = 8,272,171,281.90/114,648.76
  6. Step 6: Final answer
    x = 72,152.30

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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.