Home / 126,817.92-190,344.96-64,535.04

Finding the Fourth Proportional to 126,817.92, 190,344.96 and 64,535.04

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Solution

The fourth proportional to 126,817.92, 190,344.96 and 64,535.04 is: 96,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,817.92 : 190,344.96 = 64,535.04 : x
  2. Step 2: Convert to fraction form
    126,817.92/190,344.96 = 64,535.04/x
  3. Step 3: Cross multiply
    126,817.92x = 190,344.96 × 64,535.04
  4. Step 4: Simplify right side
    126,817.92x = 12,283,919,607.40
  5. Step 5: Solve for x
    x = 12,283,919,607.40/126,817.92
  6. Step 6: Final answer
    x = 96,862.65

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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.