Home / 49,916.76-74,831.40-18,773.88

Finding the Fourth Proportional to 49,916.76, 74,831.40 and 18,773.88

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Solution

The fourth proportional to 49,916.76, 74,831.40 and 18,773.88 is: 28,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.76 : 74,831.40 = 18,773.88 : x
  2. Step 2: Convert to fraction form
    49,916.76/74,831.40 = 18,773.88/x
  3. Step 3: Cross multiply
    49,916.76x = 74,831.40 × 18,773.88
  4. Step 4: Simplify right side
    49,916.76x = 1,404,875,723.83
  5. Step 5: Solve for x
    x = 1,404,875,723.83/49,916.76
  6. Step 6: Final answer
    x = 28,144.37

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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.