Home / 127,832.22-176,405.85-69,689.34

Finding the Fourth Proportional to 127,832.22, 176,405.85 and 69,689.34

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Solution

The fourth proportional to 127,832.22, 176,405.85 and 69,689.34 is: 96,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,832.22 : 176,405.85 = 69,689.34 : x
  2. Step 2: Convert to fraction form
    127,832.22/176,405.85 = 69,689.34/x
  3. Step 3: Cross multiply
    127,832.22x = 176,405.85 × 69,689.34
  4. Step 4: Simplify right side
    127,832.22x = 12,293,607,258.64
  5. Step 5: Solve for x
    x = 12,293,607,258.64/127,832.22
  6. Step 6: Final answer
    x = 96,169.86

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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.