Home / 96,426.40-144,445.20-54,824.80

Finding the Fourth Proportional to 96,426.40, 144,445.20 and 54,824.80

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Solution

The fourth proportional to 96,426.40, 144,445.20 and 54,824.80 is: 82,126.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,426.40 : 144,445.20 = 54,824.80 : x
  2. Step 2: Convert to fraction form
    96,426.40/144,445.20 = 54,824.80/x
  3. Step 3: Cross multiply
    96,426.40x = 144,445.20 × 54,824.80
  4. Step 4: Simplify right side
    96,426.40x = 7,919,179,200.96
  5. Step 5: Solve for x
    x = 7,919,179,200.96/96,426.40
  6. Step 6: Final answer
    x = 82,126.67

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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.