Home / 117,344.88-161,945.15-99,095.04

Finding the Fourth Proportional to 117,344.88, 161,945.15 and 99,095.04

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Solution

The fourth proportional to 117,344.88, 161,945.15 and 99,095.04 is: 136,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,344.88 : 161,945.15 = 99,095.04 : x
  2. Step 2: Convert to fraction form
    117,344.88/161,945.15 = 99,095.04/x
  3. Step 3: Cross multiply
    117,344.88x = 161,945.15 × 99,095.04
  4. Step 4: Simplify right side
    117,344.88x = 16,047,960,621.58
  5. Step 5: Solve for x
    x = 16,047,960,621.58/117,344.88
  6. Step 6: Final answer
    x = 136,758.93

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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.