Home / 99,146.66-148,721.91-24,267.45

Finding the Fourth Proportional to 99,146.66, 148,721.91 and 24,267.45

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Solution

The fourth proportional to 99,146.66, 148,721.91 and 24,267.45 is: 36,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,146.66 : 148,721.91 = 24,267.45 : x
  2. Step 2: Convert to fraction form
    99,146.66/148,721.91 = 24,267.45/x
  3. Step 3: Cross multiply
    99,146.66x = 148,721.91 × 24,267.45
  4. Step 4: Simplify right side
    99,146.66x = 3,609,101,514.83
  5. Step 5: Solve for x
    x = 3,609,101,514.83/99,146.66
  6. Step 6: Final answer
    x = 36,401.64

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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.