Home / 126,374.54-174,397.01-69,785.91

Finding the Fourth Proportional to 126,374.54, 174,397.01 and 69,785.91

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Solution

The fourth proportional to 126,374.54, 174,397.01 and 69,785.91 is: 96,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,374.54 : 174,397.01 = 69,785.91 : x
  2. Step 2: Convert to fraction form
    126,374.54/174,397.01 = 69,785.91/x
  3. Step 3: Cross multiply
    126,374.54x = 174,397.01 × 69,785.91
  4. Step 4: Simplify right side
    126,374.54x = 12,170,453,695.20
  5. Step 5: Solve for x
    x = 12,170,453,695.20/126,374.54
  6. Step 6: Final answer
    x = 96,304.64

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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.