Home / 106,160.76-146,452.86-68,447.16

Finding the Fourth Proportional to 106,160.76, 146,452.86 and 68,447.16

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Solution

The fourth proportional to 106,160.76, 146,452.86 and 68,447.16 is: 94,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,160.76 : 146,452.86 = 68,447.16 : x
  2. Step 2: Convert to fraction form
    106,160.76/146,452.86 = 68,447.16/x
  3. Step 3: Cross multiply
    106,160.76x = 146,452.86 × 68,447.16
  4. Step 4: Simplify right side
    106,160.76x = 10,024,282,340.88
  5. Step 5: Solve for x
    x = 10,024,282,340.88/106,160.76
  6. Step 6: Final answer
    x = 94,425.50

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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.