Home / 76,695.90-115,047.45-24,107.10

Finding the Fourth Proportional to 76,695.90, 115,047.45 and 24,107.10

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Solution

The fourth proportional to 76,695.90, 115,047.45 and 24,107.10 is: 36,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,695.90 : 115,047.45 = 24,107.10 : x
  2. Step 2: Convert to fraction form
    76,695.90/115,047.45 = 24,107.10/x
  3. Step 3: Cross multiply
    76,695.90x = 115,047.45 × 24,107.10
  4. Step 4: Simplify right side
    76,695.90x = 2,773,460,381.90
  5. Step 5: Solve for x
    x = 2,773,460,381.90/76,695.90
  6. Step 6: Final answer
    x = 36,161.78

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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.