Home / 229,685.46-317,052.54-134,223.18

Finding the Fourth Proportional to 229,685.46, 317,052.54 and 134,223.18

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Solution

The fourth proportional to 229,685.46, 317,052.54 and 134,223.18 is: 185,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,685.46 : 317,052.54 = 134,223.18 : x
  2. Step 2: Convert to fraction form
    229,685.46/317,052.54 = 134,223.18/x
  3. Step 3: Cross multiply
    229,685.46x = 317,052.54 × 134,223.18
  4. Step 4: Simplify right side
    229,685.46x = 42,555,800,145.88
  5. Step 5: Solve for x
    x = 42,555,800,145.88/229,685.46
  6. Step 6: Final answer
    x = 185,278.60

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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.