Home / 127,164.28-175,489.60-70,579.30

Finding the Fourth Proportional to 127,164.28, 175,489.60 and 70,579.30

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Solution

The fourth proportional to 127,164.28, 175,489.60 and 70,579.30 is: 97,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,164.28 : 175,489.60 = 70,579.30 : x
  2. Step 2: Convert to fraction form
    127,164.28/175,489.60 = 70,579.30/x
  3. Step 3: Cross multiply
    127,164.28x = 175,489.60 × 70,579.30
  4. Step 4: Simplify right side
    127,164.28x = 12,385,933,125.28
  5. Step 5: Solve for x
    x = 12,385,933,125.28/127,164.28
  6. Step 6: Final answer
    x = 97,401.04

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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.