Home / 83,605.17-125,333.93-63,971.38

Finding the Fourth Proportional to 83,605.17, 125,333.93 and 63,971.38

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Solution

The fourth proportional to 83,605.17, 125,333.93 and 63,971.38 is: 95,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,605.17 : 125,333.93 = 63,971.38 : x
  2. Step 2: Convert to fraction form
    83,605.17/125,333.93 = 63,971.38/x
  3. Step 3: Cross multiply
    83,605.17x = 125,333.93 × 63,971.38
  4. Step 4: Simplify right side
    83,605.17x = 8,017,784,779.52
  5. Step 5: Solve for x
    x = 8,017,784,779.52/83,605.17
  6. Step 6: Final answer
    x = 95,900.58

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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.