Home / 76,949.98-115,445.45-24,360.54

Finding the Fourth Proportional to 76,949.98, 115,445.45 and 24,360.54

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Solution

The fourth proportional to 76,949.98, 115,445.45 and 24,360.54 is: 36,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,949.98 : 115,445.45 = 24,360.54 : x
  2. Step 2: Convert to fraction form
    76,949.98/115,445.45 = 24,360.54/x
  3. Step 3: Cross multiply
    76,949.98x = 115,445.45 × 24,360.54
  4. Step 4: Simplify right side
    76,949.98x = 2,812,313,502.54
  5. Step 5: Solve for x
    x = 2,812,313,502.54/76,949.98
  6. Step 6: Final answer
    x = 36,547.29

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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.