Home / 247,626.72-341,746.02-140,215.68

Finding the Fourth Proportional to 247,626.72, 341,746.02 and 140,215.68

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Solution

The fourth proportional to 247,626.72, 341,746.02 and 140,215.68 is: 193,509.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,626.72 : 341,746.02 = 140,215.68 : x
  2. Step 2: Convert to fraction form
    247,626.72/341,746.02 = 140,215.68/x
  3. Step 3: Cross multiply
    247,626.72x = 341,746.02 × 140,215.68
  4. Step 4: Simplify right side
    247,626.72x = 47,918,150,581.59
  5. Step 5: Solve for x
    x = 47,918,150,581.59/247,626.72
  6. Step 6: Final answer
    x = 193,509.61

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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.