Home / 94,708.62-142,032.02-31,511.75

Finding the Fourth Proportional to 94,708.62, 142,032.02 and 31,511.75

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Solution

The fourth proportional to 94,708.62, 142,032.02 and 31,511.75 is: 47,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,708.62 : 142,032.02 = 31,511.75 : x
  2. Step 2: Convert to fraction form
    94,708.62/142,032.02 = 31,511.75/x
  3. Step 3: Cross multiply
    94,708.62x = 142,032.02 × 31,511.75
  4. Step 4: Simplify right side
    94,708.62x = 4,475,676,638.52
  5. Step 5: Solve for x
    x = 4,475,676,638.52/94,708.62
  6. Step 6: Final answer
    x = 47,257.33

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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.