Home / 49,920.40-74,911.38-23,261.68

Finding the Fourth Proportional to 49,920.40, 74,911.38 and 23,261.68

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Solution

The fourth proportional to 49,920.40, 74,911.38 and 23,261.68 is: 34,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,920.40 : 74,911.38 = 23,261.68 : x
  2. Step 2: Convert to fraction form
    49,920.40/74,911.38 = 23,261.68/x
  3. Step 3: Cross multiply
    49,920.40x = 74,911.38 × 23,261.68
  4. Step 4: Simplify right side
    49,920.40x = 1,742,564,549.92
  5. Step 5: Solve for x
    x = 1,742,564,549.92/49,920.40
  6. Step 6: Final answer
    x = 34,906.86

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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.