Home / 126,293.12-174,284.72-69,704.52

Finding the Fourth Proportional to 126,293.12, 174,284.72 and 69,704.52

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Solution

The fourth proportional to 126,293.12, 174,284.72 and 69,704.52 is: 96,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,293.12 : 174,284.72 = 69,704.52 : x
  2. Step 2: Convert to fraction form
    126,293.12/174,284.72 = 69,704.52/x
  3. Step 3: Cross multiply
    126,293.12x = 174,284.72 × 69,704.52
  4. Step 4: Simplify right side
    126,293.12x = 12,148,432,750.93
  5. Step 5: Solve for x
    x = 12,148,432,750.93/126,293.12
  6. Step 6: Final answer
    x = 96,192.36

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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.