Home / 48,981.04-73,469.40-15,702.78

Finding the Fourth Proportional to 48,981.04, 73,469.40 and 15,702.78

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Solution

The fourth proportional to 48,981.04, 73,469.40 and 15,702.78 is: 23,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.04 : 73,469.40 = 15,702.78 : x
  2. Step 2: Convert to fraction form
    48,981.04/73,469.40 = 15,702.78/x
  3. Step 3: Cross multiply
    48,981.04x = 73,469.40 × 15,702.78
  4. Step 4: Simplify right side
    48,981.04x = 1,153,673,457.59
  5. Step 5: Solve for x
    x = 1,153,673,457.59/48,981.04
  6. Step 6: Final answer
    x = 23,553.47

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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.