Home / 83,057.04-124,581.21-23,890.40

Finding the Fourth Proportional to 83,057.04, 124,581.21 and 23,890.40

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Solution

The fourth proportional to 83,057.04, 124,581.21 and 23,890.40 is: 35,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,057.04 : 124,581.21 = 23,890.40 : x
  2. Step 2: Convert to fraction form
    83,057.04/124,581.21 = 23,890.40/x
  3. Step 3: Cross multiply
    83,057.04x = 124,581.21 × 23,890.40
  4. Step 4: Simplify right side
    83,057.04x = 2,976,294,316.48
  5. Step 5: Solve for x
    x = 2,976,294,316.48/83,057.04
  6. Step 6: Final answer
    x = 35,834.34

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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.