Home / 102,304.17-141,238.32-68,370.15

Finding the Fourth Proportional to 102,304.17, 141,238.32 and 68,370.15

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Solution

The fourth proportional to 102,304.17, 141,238.32 and 68,370.15 is: 94,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,304.17 : 141,238.32 = 68,370.15 : x
  2. Step 2: Convert to fraction form
    102,304.17/141,238.32 = 68,370.15/x
  3. Step 3: Cross multiply
    102,304.17x = 141,238.32 × 68,370.15
  4. Step 4: Simplify right side
    102,304.17x = 9,656,485,124.15
  5. Step 5: Solve for x
    x = 9,656,485,124.15/102,304.17
  6. Step 6: Final answer
    x = 94,389.95

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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.