Home / 126,252.18-174,219.39-69,664.50

Finding the Fourth Proportional to 126,252.18, 174,219.39 and 69,664.50

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Solution

The fourth proportional to 126,252.18, 174,219.39 and 69,664.50 is: 96,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.18 : 174,219.39 = 69,664.50 : x
  2. Step 2: Convert to fraction form
    126,252.18/174,219.39 = 69,664.50/x
  3. Step 3: Cross multiply
    126,252.18x = 174,219.39 × 69,664.50
  4. Step 4: Simplify right side
    126,252.18x = 12,136,906,694.66
  5. Step 5: Solve for x
    x = 12,136,906,694.66/126,252.18
  6. Step 6: Final answer
    x = 96,132.25

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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.