Home / 74,216.53-111,062.01-46,149.80

Finding the Fourth Proportional to 74,216.53, 111,062.01 and 46,149.80

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Solution

The fourth proportional to 74,216.53, 111,062.01 and 46,149.80 is: 69,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.53 : 111,062.01 = 46,149.80 : x
  2. Step 2: Convert to fraction form
    74,216.53/111,062.01 = 46,149.80/x
  3. Step 3: Cross multiply
    74,216.53x = 111,062.01 × 46,149.80
  4. Step 4: Simplify right side
    74,216.53x = 5,125,489,549.10
  5. Step 5: Solve for x
    x = 5,125,489,549.10/74,216.53
  6. Step 6: Final answer
    x = 69,061.29

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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.