Home / 129,205.40-193,822.67-59,065.88

Finding the Fourth Proportional to 129,205.40, 193,822.67 and 59,065.88

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Solution

The fourth proportional to 129,205.40, 193,822.67 and 59,065.88 is: 88,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,205.40 : 193,822.67 = 59,065.88 : x
  2. Step 2: Convert to fraction form
    129,205.40/193,822.67 = 59,065.88/x
  3. Step 3: Cross multiply
    129,205.40x = 193,822.67 × 59,065.88
  4. Step 4: Simplify right side
    129,205.40x = 11,448,305,746.05
  5. Step 5: Solve for x
    x = 11,448,305,746.05/129,205.40
  6. Step 6: Final answer
    x = 88,605.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.