Home / 134,414.96-185,454.36-86,696.24

Finding the Fourth Proportional to 134,414.96, 185,454.36 and 86,696.24

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Solution

The fourth proportional to 134,414.96, 185,454.36 and 86,696.24 is: 119,616.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,414.96 : 185,454.36 = 86,696.24 : x
  2. Step 2: Convert to fraction form
    134,414.96/185,454.36 = 86,696.24/x
  3. Step 3: Cross multiply
    134,414.96x = 185,454.36 × 86,696.24
  4. Step 4: Simplify right side
    134,414.96x = 16,078,195,703.61
  5. Step 5: Solve for x
    x = 16,078,195,703.61/134,414.96
  6. Step 6: Final answer
    x = 119,616.12

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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.