Home / 49,688.12-74,470.41-23,337.60

Finding the Fourth Proportional to 49,688.12, 74,470.41 and 23,337.60

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Solution

The fourth proportional to 49,688.12, 74,470.41 and 23,337.60 is: 34,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,688.12 : 74,470.41 = 23,337.60 : x
  2. Step 2: Convert to fraction form
    49,688.12/74,470.41 = 23,337.60/x
  3. Step 3: Cross multiply
    49,688.12x = 74,470.41 × 23,337.60
  4. Step 4: Simplify right side
    49,688.12x = 1,737,960,640.42
  5. Step 5: Solve for x
    x = 1,737,960,640.42/49,688.12
  6. Step 6: Final answer
    x = 34,977.39

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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.