Home / 73,822.91-101,874.19-40,289.15

Finding the Fourth Proportional to 73,822.91, 101,874.19 and 40,289.15

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Solution

The fourth proportional to 73,822.91, 101,874.19 and 40,289.15 is: 55,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,822.91 : 101,874.19 = 40,289.15 : x
  2. Step 2: Convert to fraction form
    73,822.91/101,874.19 = 40,289.15/x
  3. Step 3: Cross multiply
    73,822.91x = 101,874.19 × 40,289.15
  4. Step 4: Simplify right side
    73,822.91x = 4,104,424,522.04
  5. Step 5: Solve for x
    x = 4,104,424,522.04/73,822.91
  6. Step 6: Final answer
    x = 55,598.25

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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.