Home / 49,458.80-74,111.40-41,625.20

Finding the Fourth Proportional to 49,458.80, 74,111.40 and 41,625.20

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Solution

The fourth proportional to 49,458.80, 74,111.40 and 41,625.20 is: 62,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458.80 : 74,111.40 = 41,625.20 : x
  2. Step 2: Convert to fraction form
    49,458.80/74,111.40 = 41,625.20/x
  3. Step 3: Cross multiply
    49,458.80x = 74,111.40 × 41,625.20
  4. Step 4: Simplify right side
    49,458.80x = 3,084,901,847.28
  5. Step 5: Solve for x
    x = 3,084,901,847.28/49,458.80
  6. Step 6: Final answer
    x = 62,373.16

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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.