Home / 112,190.61-168,287.35-37,310.76

Finding the Fourth Proportional to 112,190.61, 168,287.35 and 37,310.76

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Solution

The fourth proportional to 112,190.61, 168,287.35 and 37,310.76 is: 55,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,190.61 : 168,287.35 = 37,310.76 : x
  2. Step 2: Convert to fraction form
    112,190.61/168,287.35 = 37,310.76/x
  3. Step 3: Cross multiply
    112,190.61x = 168,287.35 × 37,310.76
  4. Step 4: Simplify right side
    112,190.61x = 6,278,928,926.89
  5. Step 5: Solve for x
    x = 6,278,928,926.89/112,190.61
  6. Step 6: Final answer
    x = 55,966.62

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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.