Home / 126,340.56-174,347.88-69,750.48

Finding the Fourth Proportional to 126,340.56, 174,347.88 and 69,750.48

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Solution

The fourth proportional to 126,340.56, 174,347.88 and 69,750.48 is: 96,254.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,340.56 : 174,347.88 = 69,750.48 : x
  2. Step 2: Convert to fraction form
    126,340.56/174,347.88 = 69,750.48/x
  3. Step 3: Cross multiply
    126,340.56x = 174,347.88 × 69,750.48
  4. Step 4: Simplify right side
    126,340.56x = 12,160,848,316.98
  5. Step 5: Solve for x
    x = 12,160,848,316.98/126,340.56
  6. Step 6: Final answer
    x = 96,254.51

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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.