Home / 121,292.10-181,938.15-95,922.90

Finding the Fourth Proportional to 121,292.10, 181,938.15 and 95,922.90

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Solution

The fourth proportional to 121,292.10, 181,938.15 and 95,922.90 is: 143,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,292.10 : 181,938.15 = 95,922.90 : x
  2. Step 2: Convert to fraction form
    121,292.10/181,938.15 = 95,922.90/x
  3. Step 3: Cross multiply
    121,292.10x = 181,938.15 × 95,922.90
  4. Step 4: Simplify right side
    121,292.10x = 17,452,034,968.64
  5. Step 5: Solve for x
    x = 17,452,034,968.64/121,292.10
  6. Step 6: Final answer
    x = 143,884.35

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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.