Home / 130,452.88-195,638.36-55,572.24

Finding the Fourth Proportional to 130,452.88, 195,638.36 and 55,572.24

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Solution

The fourth proportional to 130,452.88, 195,638.36 and 55,572.24 is: 83,340.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,452.88 : 195,638.36 = 55,572.24 : x
  2. Step 2: Convert to fraction form
    130,452.88/195,638.36 = 55,572.24/x
  3. Step 3: Cross multiply
    130,452.88x = 195,638.36 × 55,572.24
  4. Step 4: Simplify right side
    130,452.88x = 10,872,061,895.13
  5. Step 5: Solve for x
    x = 10,872,061,895.13/130,452.88
  6. Step 6: Final answer
    x = 83,340.91

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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.