Home / 74,862.30-103,327.34-49,373.22

Finding the Fourth Proportional to 74,862.30, 103,327.34 and 49,373.22

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Solution

The fourth proportional to 74,862.30, 103,327.34 and 49,373.22 is: 68,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,862.30 : 103,327.34 = 49,373.22 : x
  2. Step 2: Convert to fraction form
    74,862.30/103,327.34 = 49,373.22/x
  3. Step 3: Cross multiply
    74,862.30x = 103,327.34 × 49,373.22
  4. Step 4: Simplify right side
    74,862.30x = 5,101,603,242.97
  5. Step 5: Solve for x
    x = 5,101,603,242.97/74,862.30
  6. Step 6: Final answer
    x = 68,146.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.