Home / 179,012.79-247,044.06-98,446.55

Finding the Fourth Proportional to 179,012.79, 247,044.06 and 98,446.55

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Solution

The fourth proportional to 179,012.79, 247,044.06 and 98,446.55 is: 135,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,012.79 : 247,044.06 = 98,446.55 : x
  2. Step 2: Convert to fraction form
    179,012.79/247,044.06 = 98,446.55/x
  3. Step 3: Cross multiply
    179,012.79x = 247,044.06 × 98,446.55
  4. Step 4: Simplify right side
    179,012.79x = 24,320,634,169.77
  5. Step 5: Solve for x
    x = 24,320,634,169.77/179,012.79
  6. Step 6: Final answer
    x = 135,859.76

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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.