Home / 127,358.44-175,753.38-70,768.60

Finding the Fourth Proportional to 127,358.44, 175,753.38 and 70,768.60

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Solution

The fourth proportional to 127,358.44, 175,753.38 and 70,768.60 is: 97,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,358.44 : 175,753.38 = 70,768.60 : x
  2. Step 2: Convert to fraction form
    127,358.44/175,753.38 = 70,768.60/x
  3. Step 3: Cross multiply
    127,358.44x = 175,753.38 × 70,768.60
  4. Step 4: Simplify right side
    127,358.44x = 12,437,820,647.87
  5. Step 5: Solve for x
    x = 12,437,820,647.87/127,358.44
  6. Step 6: Final answer
    x = 97,659.96

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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.