Home / 96,868.20-145,302.30-73,248.60

Finding the Fourth Proportional to 96,868.20, 145,302.30 and 73,248.60

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Solution

The fourth proportional to 96,868.20, 145,302.30 and 73,248.60 is: 109,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,868.20 : 145,302.30 = 73,248.60 : x
  2. Step 2: Convert to fraction form
    96,868.20/145,302.30 = 73,248.60/x
  3. Step 3: Cross multiply
    96,868.20x = 145,302.30 × 73,248.60
  4. Step 4: Simplify right side
    96,868.20x = 10,643,190,051.78
  5. Step 5: Solve for x
    x = 10,643,190,051.78/96,868.20
  6. Step 6: Final answer
    x = 109,872.90

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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.