Home / 49,657.76-74,463.16-18,045.80

Finding the Fourth Proportional to 49,657.76, 74,463.16 and 18,045.80

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Solution

The fourth proportional to 49,657.76, 74,463.16 and 18,045.80 is: 27,060.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,657.76 : 74,463.16 = 18,045.80 : x
  2. Step 2: Convert to fraction form
    49,657.76/74,463.16 = 18,045.80/x
  3. Step 3: Cross multiply
    49,657.76x = 74,463.16 × 18,045.80
  4. Step 4: Simplify right side
    49,657.76x = 1,343,747,292.73
  5. Step 5: Solve for x
    x = 1,343,747,292.73/49,657.76
  6. Step 6: Final answer
    x = 27,060.17

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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.