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Finding the Fourth Proportional to 29,624.30, 40,882.02 and 17,688.68

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Solution

The fourth proportional to 29,624.30, 40,882.02 and 17,688.68 is: 24,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,624.30 : 40,882.02 = 17,688.68 : x
  2. Step 2: Convert to fraction form
    29,624.30/40,882.02 = 17,688.68/x
  3. Step 3: Cross multiply
    29,624.30x = 40,882.02 × 17,688.68
  4. Step 4: Simplify right side
    29,624.30x = 723,148,969.53
  5. Step 5: Solve for x
    x = 723,148,969.53/29,624.30
  6. Step 6: Final answer
    x = 24,410.67

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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.