Home / 74,537.77-111,858.49-48,177.13

Finding the Fourth Proportional to 74,537.77, 111,858.49 and 48,177.13

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Solution

The fourth proportional to 74,537.77, 111,858.49 and 48,177.13 is: 72,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,537.77 : 111,858.49 = 48,177.13 : x
  2. Step 2: Convert to fraction form
    74,537.77/111,858.49 = 48,177.13/x
  3. Step 3: Cross multiply
    74,537.77x = 111,858.49 × 48,177.13
  4. Step 4: Simplify right side
    74,537.77x = 5,389,020,334.60
  5. Step 5: Solve for x
    x = 5,389,020,334.60/74,537.77
  6. Step 6: Final answer
    x = 72,299.19

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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.