Home / 99,233.60-136,941.82-53,911.22

Finding the Fourth Proportional to 99,233.60, 136,941.82 and 53,911.22

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Solution

The fourth proportional to 99,233.60, 136,941.82 and 53,911.22 is: 74,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,233.60 : 136,941.82 = 53,911.22 : x
  2. Step 2: Convert to fraction form
    99,233.60/136,941.82 = 53,911.22/x
  3. Step 3: Cross multiply
    99,233.60x = 136,941.82 × 53,911.22
  4. Step 4: Simplify right side
    99,233.60x = 7,382,700,585.22
  5. Step 5: Solve for x
    x = 7,382,700,585.22/99,233.60
  6. Step 6: Final answer
    x = 74,397.19

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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.