Home / 126,252.35-174,228.05-69,663.68

Finding the Fourth Proportional to 126,252.35, 174,228.05 and 69,663.68

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Solution

The fourth proportional to 126,252.35, 174,228.05 and 69,663.68 is: 96,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.35 : 174,228.05 = 69,663.68 : x
  2. Step 2: Convert to fraction form
    126,252.35/174,228.05 = 69,663.68/x
  3. Step 3: Cross multiply
    126,252.35x = 174,228.05 × 69,663.68
  4. Step 4: Simplify right side
    126,252.35x = 12,137,366,773.91
  5. Step 5: Solve for x
    x = 12,137,366,773.91/126,252.35
  6. Step 6: Final answer
    x = 96,135.77

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1.5x scale

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.