Home / 98,610.60-136,088.10-56,182.44

Finding the Fourth Proportional to 98,610.60, 136,088.10 and 56,182.44

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Solution

The fourth proportional to 98,610.60, 136,088.10 and 56,182.44 is: 77,534.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,610.60 : 136,088.10 = 56,182.44 : x
  2. Step 2: Convert to fraction form
    98,610.60/136,088.10 = 56,182.44/x
  3. Step 3: Cross multiply
    98,610.60x = 136,088.10 × 56,182.44
  4. Step 4: Simplify right side
    98,610.60x = 7,645,761,512.96
  5. Step 5: Solve for x
    x = 7,645,761,512.96/98,610.60
  6. Step 6: Final answer
    x = 77,534.88

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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.