Home / 71,207.16-98,267.88-38,943.46

Finding the Fourth Proportional to 71,207.16, 98,267.88 and 38,943.46

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Solution

The fourth proportional to 71,207.16, 98,267.88 and 38,943.46 is: 53,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,207.16 : 98,267.88 = 38,943.46 : x
  2. Step 2: Convert to fraction form
    71,207.16/98,267.88 = 38,943.46/x
  3. Step 3: Cross multiply
    71,207.16x = 98,267.88 × 38,943.46
  4. Step 4: Simplify right side
    71,207.16x = 3,826,891,254.06
  5. Step 5: Solve for x
    x = 3,826,891,254.06/71,207.16
  6. Step 6: Final answer
    x = 53,743.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.