Home / 98,999.08-136,608.59-60,760.22

Finding the Fourth Proportional to 98,999.08, 136,608.59 and 60,760.22

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Solution

The fourth proportional to 98,999.08, 136,608.59 and 60,760.22 is: 83,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,999.08 : 136,608.59 = 60,760.22 : x
  2. Step 2: Convert to fraction form
    98,999.08/136,608.59 = 60,760.22/x
  3. Step 3: Cross multiply
    98,999.08x = 136,608.59 × 60,760.22
  4. Step 4: Simplify right side
    98,999.08x = 8,300,367,451.15
  5. Step 5: Solve for x
    x = 8,300,367,451.15/98,999.08
  6. Step 6: Final answer
    x = 83,842.88

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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.