Home / 48,123.64-72,135.78-23,125.96

Finding the Fourth Proportional to 48,123.64, 72,135.78 and 23,125.96

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Solution

The fourth proportional to 48,123.64, 72,135.78 and 23,125.96 is: 34,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,123.64 : 72,135.78 = 23,125.96 : x
  2. Step 2: Convert to fraction form
    48,123.64/72,135.78 = 23,125.96/x
  3. Step 3: Cross multiply
    48,123.64x = 72,135.78 × 23,125.96
  4. Step 4: Simplify right side
    48,123.64x = 1,668,209,162.85
  5. Step 5: Solve for x
    x = 1,668,209,162.85/48,123.64
  6. Step 6: Final answer
    x = 34,665.07

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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.