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Finding the Fourth Proportional to 173,021.70, 238,724.76 and 101,363.19

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Solution

The fourth proportional to 173,021.70, 238,724.76 and 101,363.19 is: 139,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,021.70 : 238,724.76 = 101,363.19 : x
  2. Step 2: Convert to fraction form
    173,021.70/238,724.76 = 101,363.19/x
  3. Step 3: Cross multiply
    173,021.70x = 238,724.76 × 101,363.19
  4. Step 4: Simplify right side
    173,021.70x = 24,197,903,205.58
  5. Step 5: Solve for x
    x = 24,197,903,205.58/173,021.70
  6. Step 6: Final answer
    x = 139,854.73

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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.