Home / 96,531.20-144,969.60-93,420.80

Finding the Fourth Proportional to 96,531.20, 144,969.60 and 93,420.80

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Solution

The fourth proportional to 96,531.20, 144,969.60 and 93,420.80 is: 140,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,531.20 : 144,969.60 = 93,420.80 : x
  2. Step 2: Convert to fraction form
    96,531.20/144,969.60 = 93,420.80/x
  3. Step 3: Cross multiply
    96,531.20x = 144,969.60 × 93,420.80
  4. Step 4: Simplify right side
    96,531.20x = 13,543,176,007.68
  5. Step 5: Solve for x
    x = 13,543,176,007.68/96,531.20
  6. Step 6: Final answer
    x = 140,298.43

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1.5x scale

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.