Home / 101,847.40-140,546.70-56,523.04

Finding the Fourth Proportional to 101,847.40, 140,546.70 and 56,523.04

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Solution

The fourth proportional to 101,847.40, 140,546.70 and 56,523.04 is: 78,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,847.40 : 140,546.70 = 56,523.04 : x
  2. Step 2: Convert to fraction form
    101,847.40/140,546.70 = 56,523.04/x
  3. Step 3: Cross multiply
    101,847.40x = 140,546.70 × 56,523.04
  4. Step 4: Simplify right side
    101,847.40x = 7,944,126,394.60
  5. Step 5: Solve for x
    x = 7,944,126,394.60/101,847.40
  6. Step 6: Final answer
    x = 78,000.29

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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.