Home / 132,419.02-198,716-62,303.80

Finding the Fourth Proportional to 132,419.02, 198,716 and 62,303.80

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Solution

The fourth proportional to 132,419.02, 198,716 and 62,303.80 is: 93,496.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,419.02 : 198,716 = 62,303.80 : x
  2. Step 2: Convert to fraction form
    132,419.02/198,716 = 62,303.80/x
  3. Step 3: Cross multiply
    132,419.02x = 198,716 × 62,303.80
  4. Step 4: Simplify right side
    132,419.02x = 12,380,761,920.80
  5. Step 5: Solve for x
    x = 12,380,761,920.80/132,419.02
  6. Step 6: Final answer
    x = 93,496.86

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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.