Home / 140,565.45-193,844.10-119,053.57

Finding the Fourth Proportional to 140,565.45, 193,844.10 and 119,053.57

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Solution

The fourth proportional to 140,565.45, 193,844.10 and 119,053.57 is: 164,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,565.45 : 193,844.10 = 119,053.57 : x
  2. Step 2: Convert to fraction form
    140,565.45/193,844.10 = 119,053.57/x
  3. Step 3: Cross multiply
    140,565.45x = 193,844.10 × 119,053.57
  4. Step 4: Simplify right side
    140,565.45x = 23,077,832,128.44
  5. Step 5: Solve for x
    x = 23,077,832,128.44/140,565.45
  6. Step 6: Final answer
    x = 164,178.55

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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.