Home / 49,430.38-74,156.46-14,372.77

Finding the Fourth Proportional to 49,430.38, 74,156.46 and 14,372.77

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Solution

The fourth proportional to 49,430.38, 74,156.46 and 14,372.77 is: 21,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.38 : 74,156.46 = 14,372.77 : x
  2. Step 2: Convert to fraction form
    49,430.38/74,156.46 = 14,372.77/x
  3. Step 3: Cross multiply
    49,430.38x = 74,156.46 × 14,372.77
  4. Step 4: Simplify right side
    49,430.38x = 1,065,833,743.59
  5. Step 5: Solve for x
    x = 1,065,833,743.59/49,430.38
  6. Step 6: Final answer
    x = 21,562.32

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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.