Home / 112,251.60-168,571.80-108,752.40

Finding the Fourth Proportional to 112,251.60, 168,571.80 and 108,752.40

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Solution

The fourth proportional to 112,251.60, 168,571.80 and 108,752.40 is: 163,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,251.60 : 168,571.80 = 108,752.40 : x
  2. Step 2: Convert to fraction form
    112,251.60/168,571.80 = 108,752.40/x
  3. Step 3: Cross multiply
    112,251.60x = 168,571.80 × 108,752.40
  4. Step 4: Simplify right side
    112,251.60x = 18,332,587,822.32
  5. Step 5: Solve for x
    x = 18,332,587,822.32/112,251.60
  6. Step 6: Final answer
    x = 163,316.94

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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.