Home / 99,241.13-136,952.75-54,529.13

Finding the Fourth Proportional to 99,241.13, 136,952.75 and 54,529.13

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Solution

The fourth proportional to 99,241.13, 136,952.75 and 54,529.13 is: 75,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,241.13 : 136,952.75 = 54,529.13 : x
  2. Step 2: Convert to fraction form
    99,241.13/136,952.75 = 54,529.13/x
  3. Step 3: Cross multiply
    99,241.13x = 136,952.75 × 54,529.13
  4. Step 4: Simplify right side
    99,241.13x = 7,467,913,760.17
  5. Step 5: Solve for x
    x = 7,467,913,760.17/99,241.13
  6. Step 6: Final answer
    x = 75,250.19

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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.