Home / 126,790.76-174,973.94-69,432.52

Finding the Fourth Proportional to 126,790.76, 174,973.94 and 69,432.52

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Solution

The fourth proportional to 126,790.76, 174,973.94 and 69,432.52 is: 95,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,790.76 : 174,973.94 = 69,432.52 : x
  2. Step 2: Convert to fraction form
    126,790.76/174,973.94 = 69,432.52/x
  3. Step 3: Cross multiply
    126,790.76x = 174,973.94 × 69,432.52
  4. Step 4: Simplify right side
    126,790.76x = 12,148,881,588.53
  5. Step 5: Solve for x
    x = 12,148,881,588.53/126,790.76
  6. Step 6: Final answer
    x = 95,818.35

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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.