Home / 283,715.18-425,639.02-96,726.86

Finding the Fourth Proportional to 283,715.18, 425,639.02 and 96,726.86

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Solution

The fourth proportional to 283,715.18, 425,639.02 and 96,726.86 is: 145,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,715.18 : 425,639.02 = 96,726.86 : x
  2. Step 2: Convert to fraction form
    283,715.18/425,639.02 = 96,726.86/x
  3. Step 3: Cross multiply
    283,715.18x = 425,639.02 × 96,726.86
  4. Step 4: Simplify right side
    283,715.18x = 41,170,725,898.08
  5. Step 5: Solve for x
    x = 41,170,725,898.08/283,715.18
  6. Step 6: Final answer
    x = 145,112.88

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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.