Home / 94,815.60-142,243.20-31,633.20

Finding the Fourth Proportional to 94,815.60, 142,243.20 and 31,633.20

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Solution

The fourth proportional to 94,815.60, 142,243.20 and 31,633.20 is: 47,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,815.60 : 142,243.20 = 31,633.20 : x
  2. Step 2: Convert to fraction form
    94,815.60/142,243.20 = 31,633.20/x
  3. Step 3: Cross multiply
    94,815.60x = 142,243.20 × 31,633.20
  4. Step 4: Simplify right side
    94,815.60x = 4,499,607,594.24
  5. Step 5: Solve for x
    x = 4,499,607,594.24/94,815.60
  6. Step 6: Final answer
    x = 47,456.41

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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.