Home / 126,400.14-174,433.23-69,812.46

Finding the Fourth Proportional to 126,400.14, 174,433.23 and 69,812.46

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Solution

The fourth proportional to 126,400.14, 174,433.23 and 69,812.46 is: 96,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,400.14 : 174,433.23 = 69,812.46 : x
  2. Step 2: Convert to fraction form
    126,400.14/174,433.23 = 69,812.46/x
  3. Step 3: Cross multiply
    126,400.14x = 174,433.23 × 69,812.46
  4. Step 4: Simplify right side
    126,400.14x = 12,177,612,892.05
  5. Step 5: Solve for x
    x = 12,177,612,892.05/126,400.14
  6. Step 6: Final answer
    x = 96,341.77

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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.