Home / 126,169.01-174,113.38-68,808.42

Finding the Fourth Proportional to 126,169.01, 174,113.38 and 68,808.42

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Solution

The fourth proportional to 126,169.01, 174,113.38 and 68,808.42 is: 94,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,169.01 : 174,113.38 = 68,808.42 : x
  2. Step 2: Convert to fraction form
    126,169.01/174,113.38 = 68,808.42/x
  3. Step 3: Cross multiply
    126,169.01x = 174,113.38 × 68,808.42
  4. Step 4: Simplify right side
    126,169.01x = 11,980,466,664.67
  5. Step 5: Solve for x
    x = 11,980,466,664.67/126,169.01
  6. Step 6: Final answer
    x = 94,955.70

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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.