Home / 48,429.24-72,624.66-18,842.76

Finding the Fourth Proportional to 48,429.24, 72,624.66 and 18,842.76

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Solution

The fourth proportional to 48,429.24, 72,624.66 and 18,842.76 is: 28,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.24 : 72,624.66 = 18,842.76 : x
  2. Step 2: Convert to fraction form
    48,429.24/72,624.66 = 18,842.76/x
  3. Step 3: Cross multiply
    48,429.24x = 72,624.66 × 18,842.76
  4. Step 4: Simplify right side
    48,429.24x = 1,368,449,038.46
  5. Step 5: Solve for x
    x = 1,368,449,038.46/48,429.24
  6. Step 6: Final answer
    x = 28,256.67

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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.