Home / 126,274.40-174,259.67-68,914.17

Finding the Fourth Proportional to 126,274.40, 174,259.67 and 68,914.17

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Solution

The fourth proportional to 126,274.40, 174,259.67 and 68,914.17 is: 95,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274.40 : 174,259.67 = 68,914.17 : x
  2. Step 2: Convert to fraction form
    126,274.40/174,259.67 = 68,914.17/x
  3. Step 3: Cross multiply
    126,274.40x = 174,259.67 × 68,914.17
  4. Step 4: Simplify right side
    126,274.40x = 12,008,960,177.95
  5. Step 5: Solve for x
    x = 12,008,960,177.95/126,274.40
  6. Step 6: Final answer
    x = 95,102.10

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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.