Home / 217,310.80-325,966.20-112,334.80

Finding the Fourth Proportional to 217,310.80, 325,966.20 and 112,334.80

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Solution

The fourth proportional to 217,310.80, 325,966.20 and 112,334.80 is: 168,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,310.80 : 325,966.20 = 112,334.80 : x
  2. Step 2: Convert to fraction form
    217,310.80/325,966.20 = 112,334.80/x
  3. Step 3: Cross multiply
    217,310.80x = 325,966.20 × 112,334.80
  4. Step 4: Simplify right side
    217,310.80x = 36,617,347,883.76
  5. Step 5: Solve for x
    x = 36,617,347,883.76/217,310.80
  6. Step 6: Final answer
    x = 168,502.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.