Home / 112,154.68-168,182.78-41,984.78

Finding the Fourth Proportional to 112,154.68, 168,182.78 and 41,984.78

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Solution

The fourth proportional to 112,154.68, 168,182.78 and 41,984.78 is: 62,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,154.68 : 168,182.78 = 41,984.78 : x
  2. Step 2: Convert to fraction form
    112,154.68/168,182.78 = 41,984.78/x
  3. Step 3: Cross multiply
    112,154.68x = 168,182.78 × 41,984.78
  4. Step 4: Simplify right side
    112,154.68x = 7,061,117,018.09
  5. Step 5: Solve for x
    x = 7,061,117,018.09/112,154.68
  6. Step 6: Final answer
    x = 62,958.74

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