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Finding the Fourth Proportional to 243,625.77, 365,478.06 and 75,106.67

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Solution

The fourth proportional to 243,625.77, 365,478.06 and 75,106.67 is: 112,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,625.77 : 365,478.06 = 75,106.67 : x
  2. Step 2: Convert to fraction form
    243,625.77/365,478.06 = 75,106.67/x
  3. Step 3: Cross multiply
    243,625.77x = 365,478.06 × 75,106.67
  4. Step 4: Simplify right side
    243,625.77x = 27,449,838,217.27
  5. Step 5: Solve for x
    x = 27,449,838,217.27/243,625.77
  6. Step 6: Final answer
    x = 112,672.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.