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Finding the Fourth Proportional to 83,424.83, 125,111.10 and 27,252.14

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Solution

The fourth proportional to 83,424.83, 125,111.10 and 27,252.14 is: 40,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,424.83 : 125,111.10 = 27,252.14 : x
  2. Step 2: Convert to fraction form
    83,424.83/125,111.10 = 27,252.14/x
  3. Step 3: Cross multiply
    83,424.83x = 125,111.10 × 27,252.14
  4. Step 4: Simplify right side
    83,424.83x = 3,409,545,525.53
  5. Step 5: Solve for x
    x = 3,409,545,525.53/83,424.83
  6. Step 6: Final answer
    x = 40,869.67

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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.