Home / 119,016.68-178,400.48-40,103.64

Finding the Fourth Proportional to 119,016.68, 178,400.48 and 40,103.64

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Solution

The fourth proportional to 119,016.68, 178,400.48 and 40,103.64 is: 60,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,016.68 : 178,400.48 = 40,103.64 : x
  2. Step 2: Convert to fraction form
    119,016.68/178,400.48 = 40,103.64/x
  3. Step 3: Cross multiply
    119,016.68x = 178,400.48 × 40,103.64
  4. Step 4: Simplify right side
    119,016.68x = 7,154,508,425.23
  5. Step 5: Solve for x
    x = 7,154,508,425.23/119,016.68
  6. Step 6: Final answer
    x = 60,113.50

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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.