Home / 127,720.24-191,580.28-60,236.58

Finding the Fourth Proportional to 127,720.24, 191,580.28 and 60,236.58

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Solution

The fourth proportional to 127,720.24, 191,580.28 and 60,236.58 is: 90,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,720.24 : 191,580.28 = 60,236.58 : x
  2. Step 2: Convert to fraction form
    127,720.24/191,580.28 = 60,236.58/x
  3. Step 3: Cross multiply
    127,720.24x = 191,580.28 × 60,236.58
  4. Step 4: Simplify right side
    127,720.24x = 11,540,140,862.64
  5. Step 5: Solve for x
    x = 11,540,140,862.64/127,720.24
  6. Step 6: Final answer
    x = 90,354.83

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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.