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Finding the Fourth Proportional to 173,212.22, 239,017.02 and 101,579.06

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Solution

The fourth proportional to 173,212.22, 239,017.02 and 101,579.06 is: 140,169.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,212.22 : 239,017.02 = 101,579.06 : x
  2. Step 2: Convert to fraction form
    173,212.22/239,017.02 = 101,579.06/x
  3. Step 3: Cross multiply
    173,212.22x = 239,017.02 × 101,579.06
  4. Step 4: Simplify right side
    173,212.22x = 24,279,124,215.60
  5. Step 5: Solve for x
    x = 24,279,124,215.60/173,212.22
  6. Step 6: Final answer
    x = 140,169.81

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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.