Home / 84,527.92-126,787.56-25,364.08

Finding the Fourth Proportional to 84,527.92, 126,787.56 and 25,364.08

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Solution

The fourth proportional to 84,527.92, 126,787.56 and 25,364.08 is: 38,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,527.92 : 126,787.56 = 25,364.08 : x
  2. Step 2: Convert to fraction form
    84,527.92/126,787.56 = 25,364.08/x
  3. Step 3: Cross multiply
    84,527.92x = 126,787.56 × 25,364.08
  4. Step 4: Simplify right side
    84,527.92x = 3,215,849,814.84
  5. Step 5: Solve for x
    x = 3,215,849,814.84/84,527.92
  6. Step 6: Final answer
    x = 38,044.82

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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.