Home / 127,350.04-175,739.56-70,759.96

Finding the Fourth Proportional to 127,350.04, 175,739.56 and 70,759.96

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Solution

The fourth proportional to 127,350.04, 175,739.56 and 70,759.96 is: 97,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,350.04 : 175,739.56 = 70,759.96 : x
  2. Step 2: Convert to fraction form
    127,350.04/175,739.56 = 70,759.96/x
  3. Step 3: Cross multiply
    127,350.04x = 175,739.56 × 70,759.96
  4. Step 4: Simplify right side
    127,350.04x = 12,435,324,236.02
  5. Step 5: Solve for x
    x = 12,435,324,236.02/127,350.04
  6. Step 6: Final answer
    x = 97,646.80

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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.