Home / 247,928.38-342,139.96-134,751.14

Finding the Fourth Proportional to 247,928.38, 342,139.96 and 134,751.14

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Solution

The fourth proportional to 247,928.38, 342,139.96 and 134,751.14 is: 185,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,928.38 : 342,139.96 = 134,751.14 : x
  2. Step 2: Convert to fraction form
    247,928.38/342,139.96 = 134,751.14/x
  3. Step 3: Cross multiply
    247,928.38x = 342,139.96 × 134,751.14
  4. Step 4: Simplify right side
    247,928.38x = 46,103,749,649.55
  5. Step 5: Solve for x
    x = 46,103,749,649.55/247,928.38
  6. Step 6: Final answer
    x = 185,955.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.