Home / 107,845.24-148,824.40-58,787.28

Finding the Fourth Proportional to 107,845.24, 148,824.40 and 58,787.28

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Solution

The fourth proportional to 107,845.24, 148,824.40 and 58,787.28 is: 81,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,845.24 : 148,824.40 = 58,787.28 : x
  2. Step 2: Convert to fraction form
    107,845.24/148,824.40 = 58,787.28/x
  3. Step 3: Cross multiply
    107,845.24x = 148,824.40 × 58,787.28
  4. Step 4: Simplify right side
    107,845.24x = 8,748,981,673.63
  5. Step 5: Solve for x
    x = 8,748,981,673.63/107,845.24
  6. Step 6: Final answer
    x = 81,125.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.