Home / 99,254.16-136,972.26-53,933.04

Finding the Fourth Proportional to 99,254.16, 136,972.26 and 53,933.04

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Solution

The fourth proportional to 99,254.16, 136,972.26 and 53,933.04 is: 74,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,254.16 : 136,972.26 = 53,933.04 : x
  2. Step 2: Convert to fraction form
    99,254.16/136,972.26 = 53,933.04/x
  3. Step 3: Cross multiply
    99,254.16x = 136,972.26 × 53,933.04
  4. Step 4: Simplify right side
    99,254.16x = 7,387,330,377.47
  5. Step 5: Solve for x
    x = 7,387,330,377.47/99,254.16
  6. Step 6: Final answer
    x = 74,428.42

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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.