Home / 49,720.14-74,569.38-16,432.32

Finding the Fourth Proportional to 49,720.14, 74,569.38 and 16,432.32

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Solution

The fourth proportional to 49,720.14, 74,569.38 and 16,432.32 is: 24,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,720.14 : 74,569.38 = 16,432.32 : x
  2. Step 2: Convert to fraction form
    49,720.14/74,569.38 = 16,432.32/x
  3. Step 3: Cross multiply
    49,720.14x = 74,569.38 × 16,432.32
  4. Step 4: Simplify right side
    49,720.14x = 1,225,347,914.36
  5. Step 5: Solve for x
    x = 1,225,347,914.36/49,720.14
  6. Step 6: Final answer
    x = 24,644.90

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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.