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Finding the Fourth Proportional to 173,251.81, 239,091.39 and 101,683.45

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Solution

The fourth proportional to 173,251.81, 239,091.39 and 101,683.45 is: 140,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,251.81 : 239,091.39 = 101,683.45 : x
  2. Step 2: Convert to fraction form
    173,251.81/239,091.39 = 101,683.45/x
  3. Step 3: Cross multiply
    173,251.81x = 239,091.39 × 101,683.45
  4. Step 4: Simplify right side
    173,251.81x = 24,311,637,400.50
  5. Step 5: Solve for x
    x = 24,311,637,400.50/173,251.81
  6. Step 6: Final answer
    x = 140,325.45

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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.