Home / 126,498.02-174,560.41-69,905.75

Finding the Fourth Proportional to 126,498.02, 174,560.41 and 69,905.75

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Solution

The fourth proportional to 126,498.02, 174,560.41 and 69,905.75 is: 96,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,498.02 : 174,560.41 = 69,905.75 : x
  2. Step 2: Convert to fraction form
    126,498.02/174,560.41 = 69,905.75/x
  3. Step 3: Cross multiply
    126,498.02x = 174,560.41 × 69,905.75
  4. Step 4: Simplify right side
    126,498.02x = 12,202,776,381.36
  5. Step 5: Solve for x
    x = 12,202,776,381.36/126,498.02
  6. Step 6: Final answer
    x = 96,466.15

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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.