Home / 88,056.45-132,027.30-57,979.71

Finding the Fourth Proportional to 88,056.45, 132,027.30 and 57,979.71

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Solution

The fourth proportional to 88,056.45, 132,027.30 and 57,979.71 is: 86,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,056.45 : 132,027.30 = 57,979.71 : x
  2. Step 2: Convert to fraction form
    88,056.45/132,027.30 = 57,979.71/x
  3. Step 3: Cross multiply
    88,056.45x = 132,027.30 × 57,979.71
  4. Step 4: Simplify right side
    88,056.45x = 7,654,904,566.08
  5. Step 5: Solve for x
    x = 7,654,904,566.08/88,056.45
  6. Step 6: Final answer
    x = 86,931.79

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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.