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Finding the Fourth Proportional to 106,954.40, 160,546.80 and 60,298.40

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Solution

The fourth proportional to 106,954.40, 160,546.80 and 60,298.40 is: 90,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,954.40 : 160,546.80 = 60,298.40 : x
  2. Step 2: Convert to fraction form
    106,954.40/160,546.80 = 60,298.40/x
  3. Step 3: Cross multiply
    106,954.40x = 160,546.80 × 60,298.40
  4. Step 4: Simplify right side
    106,954.40x = 9,680,715,165.12
  5. Step 5: Solve for x
    x = 9,680,715,165.12/106,954.40
  6. Step 6: Final answer
    x = 90,512.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.