Home / 126,732.33-174,878.76-75,734.93

Finding the Fourth Proportional to 126,732.33, 174,878.76 and 75,734.93

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Solution

The fourth proportional to 126,732.33, 174,878.76 and 75,734.93 is: 104,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,732.33 : 174,878.76 = 75,734.93 : x
  2. Step 2: Convert to fraction form
    126,732.33/174,878.76 = 75,734.93/x
  3. Step 3: Cross multiply
    126,732.33x = 174,878.76 × 75,734.93
  4. Step 4: Simplify right side
    126,732.33x = 13,244,431,368.29
  5. Step 5: Solve for x
    x = 13,244,431,368.29/126,732.33
  6. Step 6: Final answer
    x = 104,507.12

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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.