Home / 108,351.22-149,521.80-60,609.82

Finding the Fourth Proportional to 108,351.22, 149,521.80 and 60,609.82

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Solution

The fourth proportional to 108,351.22, 149,521.80 and 60,609.82 is: 83,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.22 : 149,521.80 = 60,609.82 : x
  2. Step 2: Convert to fraction form
    108,351.22/149,521.80 = 60,609.82/x
  3. Step 3: Cross multiply
    108,351.22x = 149,521.80 × 60,609.82
  4. Step 4: Simplify right side
    108,351.22x = 9,062,489,384.08
  5. Step 5: Solve for x
    x = 9,062,489,384.08/108,351.22
  6. Step 6: Final answer
    x = 83,639.94

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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.