Home / 132,324.15-198,457.07-84,796.59

Finding the Fourth Proportional to 132,324.15, 198,457.07 and 84,796.59

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Solution

The fourth proportional to 132,324.15, 198,457.07 and 84,796.59 is: 127,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,324.15 : 198,457.07 = 84,796.59 : x
  2. Step 2: Convert to fraction form
    132,324.15/198,457.07 = 84,796.59/x
  3. Step 3: Cross multiply
    132,324.15x = 198,457.07 × 84,796.59
  4. Step 4: Simplify right side
    132,324.15x = 16,828,482,373.41
  5. Step 5: Solve for x
    x = 16,828,482,373.41/132,324.15
  6. Step 6: Final answer
    x = 127,176.20

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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.