Home / 75,581.04-104,290.82-45,359.96

Finding the Fourth Proportional to 75,581.04, 104,290.82 and 45,359.96

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Solution

The fourth proportional to 75,581.04, 104,290.82 and 45,359.96 is: 62,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,581.04 : 104,290.82 = 45,359.96 : x
  2. Step 2: Convert to fraction form
    75,581.04/104,290.82 = 45,359.96/x
  3. Step 3: Cross multiply
    75,581.04x = 104,290.82 × 45,359.96
  4. Step 4: Simplify right side
    75,581.04x = 4,730,627,423.57
  5. Step 5: Solve for x
    x = 4,730,627,423.57/75,581.04
  6. Step 6: Final answer
    x = 62,590.13

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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.