Home / 83,461.04-125,104.08-30,836.96

Finding the Fourth Proportional to 83,461.04, 125,104.08 and 30,836.96

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Solution

The fourth proportional to 83,461.04, 125,104.08 and 30,836.96 is: 46,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,461.04 : 125,104.08 = 30,836.96 : x
  2. Step 2: Convert to fraction form
    83,461.04/125,104.08 = 30,836.96/x
  3. Step 3: Cross multiply
    83,461.04x = 125,104.08 × 30,836.96
  4. Step 4: Simplify right side
    83,461.04x = 3,857,829,939.20
  5. Step 5: Solve for x
    x = 3,857,829,939.20/83,461.04
  6. Step 6: Final answer
    x = 46,223.12

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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.