Home / 247,929.75-342,144.27-134,752.50

Finding the Fourth Proportional to 247,929.75, 342,144.27 and 134,752.50

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Solution

The fourth proportional to 247,929.75, 342,144.27 and 134,752.50 is: 185,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,929.75 : 342,144.27 = 134,752.50 : x
  2. Step 2: Convert to fraction form
    247,929.75/342,144.27 = 134,752.50/x
  3. Step 3: Cross multiply
    247,929.75x = 342,144.27 × 134,752.50
  4. Step 4: Simplify right side
    247,929.75x = 46,104,795,743.18
  5. Step 5: Solve for x
    x = 46,104,795,743.18/247,929.75
  6. Step 6: Final answer
    x = 185,959.11

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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.