Home / 48,409.30-72,617.57-13,348.63

Finding the Fourth Proportional to 48,409.30, 72,617.57 and 13,348.63

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Solution

The fourth proportional to 48,409.30, 72,617.57 and 13,348.63 is: 20,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,409.30 : 72,617.57 = 13,348.63 : x
  2. Step 2: Convert to fraction form
    48,409.30/72,617.57 = 13,348.63/x
  3. Step 3: Cross multiply
    48,409.30x = 72,617.57 × 13,348.63
  4. Step 4: Simplify right side
    48,409.30x = 969,344,643.60
  5. Step 5: Solve for x
    x = 969,344,643.60/48,409.30
  6. Step 6: Final answer
    x = 20,023.94

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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.