Home / 132,683.16-199,000.98-57,761.40

Finding the Fourth Proportional to 132,683.16, 199,000.98 and 57,761.40

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Solution

The fourth proportional to 132,683.16, 199,000.98 and 57,761.40 is: 86,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,683.16 : 199,000.98 = 57,761.40 : x
  2. Step 2: Convert to fraction form
    132,683.16/199,000.98 = 57,761.40/x
  3. Step 3: Cross multiply
    132,683.16x = 199,000.98 × 57,761.40
  4. Step 4: Simplify right side
    132,683.16x = 11,494,575,206.17
  5. Step 5: Solve for x
    x = 11,494,575,206.17/132,683.16
  6. Step 6: Final answer
    x = 86,631.76

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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.