Home / 74,822.03-103,272.13-43,009.41

Finding the Fourth Proportional to 74,822.03, 103,272.13 and 43,009.41

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Solution

The fourth proportional to 74,822.03, 103,272.13 and 43,009.41 is: 59,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,822.03 : 103,272.13 = 43,009.41 : x
  2. Step 2: Convert to fraction form
    74,822.03/103,272.13 = 43,009.41/x
  3. Step 3: Cross multiply
    74,822.03x = 103,272.13 × 43,009.41
  4. Step 4: Simplify right side
    74,822.03x = 4,441,673,380.74
  5. Step 5: Solve for x
    x = 4,441,673,380.74/74,822.03
  6. Step 6: Final answer
    x = 59,363.18

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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.