Home / 226,204.17-312,200.16-130,766.19

Finding the Fourth Proportional to 226,204.17, 312,200.16 and 130,766.19

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Solution

The fourth proportional to 226,204.17, 312,200.16 and 130,766.19 is: 180,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,204.17 : 312,200.16 = 130,766.19 : x
  2. Step 2: Convert to fraction form
    226,204.17/312,200.16 = 130,766.19/x
  3. Step 3: Cross multiply
    226,204.17x = 312,200.16 × 130,766.19
  4. Step 4: Simplify right side
    226,204.17x = 40,825,225,440.59
  5. Step 5: Solve for x
    x = 40,825,225,440.59/226,204.17
  6. Step 6: Final answer
    x = 180,479.54

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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.