Home / 199,522.74-275,388.66-114,689.10

Finding the Fourth Proportional to 199,522.74, 275,388.66 and 114,689.10

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Solution

The fourth proportional to 199,522.74, 275,388.66 and 114,689.10 is: 158,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,522.74 : 275,388.66 = 114,689.10 : x
  2. Step 2: Convert to fraction form
    199,522.74/275,388.66 = 114,689.10/x
  3. Step 3: Cross multiply
    199,522.74x = 275,388.66 × 114,689.10
  4. Step 4: Simplify right side
    199,522.74x = 31,584,077,565.61
  5. Step 5: Solve for x
    x = 31,584,077,565.61/199,522.74
  6. Step 6: Final answer
    x = 158,298.13

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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.