Home / 83,352.89-115,026.10-45,111.65

Finding the Fourth Proportional to 83,352.89, 115,026.10 and 45,111.65

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Solution

The fourth proportional to 83,352.89, 115,026.10 and 45,111.65 is: 62,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,352.89 : 115,026.10 = 45,111.65 : x
  2. Step 2: Convert to fraction form
    83,352.89/115,026.10 = 45,111.65/x
  3. Step 3: Cross multiply
    83,352.89x = 115,026.10 × 45,111.65
  4. Step 4: Simplify right side
    83,352.89x = 5,189,016,476.16
  5. Step 5: Solve for x
    x = 5,189,016,476.16/83,352.89
  6. Step 6: Final answer
    x = 62,253.59

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1.5x scale

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.