Home / 111,181.96-153,432.36-60,195.80

Finding the Fourth Proportional to 111,181.96, 153,432.36 and 60,195.80

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Solution

The fourth proportional to 111,181.96, 153,432.36 and 60,195.80 is: 83,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,181.96 : 153,432.36 = 60,195.80 : x
  2. Step 2: Convert to fraction form
    111,181.96/153,432.36 = 60,195.80/x
  3. Step 3: Cross multiply
    111,181.96x = 153,432.36 × 60,195.80
  4. Step 4: Simplify right side
    111,181.96x = 9,235,983,656.09
  5. Step 5: Solve for x
    x = 9,235,983,656.09/111,181.96
  6. Step 6: Final answer
    x = 83,070.88

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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.