Home / 179,005.74-247,029.60-98,433.78

Finding the Fourth Proportional to 179,005.74, 247,029.60 and 98,433.78

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Solution

The fourth proportional to 179,005.74, 247,029.60 and 98,433.78 is: 135,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,005.74 : 247,029.60 = 98,433.78 : x
  2. Step 2: Convert to fraction form
    179,005.74/247,029.60 = 98,433.78/x
  3. Step 3: Cross multiply
    179,005.74x = 247,029.60 × 98,433.78
  4. Step 4: Simplify right side
    179,005.74x = 24,316,057,299.89
  5. Step 5: Solve for x
    x = 24,316,057,299.89/179,005.74
  6. Step 6: Final answer
    x = 135,839.54

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1.5x scale

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.