Home / 99,197.84-136,892.04-53,876.24

Finding the Fourth Proportional to 99,197.84, 136,892.04 and 53,876.24

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Solution

The fourth proportional to 99,197.84, 136,892.04 and 53,876.24 is: 74,348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,197.84 : 136,892.04 = 53,876.24 : x
  2. Step 2: Convert to fraction form
    99,197.84/136,892.04 = 53,876.24/x
  3. Step 3: Cross multiply
    99,197.84x = 136,892.04 × 53,876.24
  4. Step 4: Simplify right side
    99,197.84x = 7,375,228,401.13
  5. Step 5: Solve for x
    x = 7,375,228,401.13/99,197.84
  6. Step 6: Final answer
    x = 74,348.68

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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.