Home / 74,326.74-111,507.12-32,213.90

Finding the Fourth Proportional to 74,326.74, 111,507.12 and 32,213.90

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Solution

The fourth proportional to 74,326.74, 111,507.12 and 32,213.90 is: 48,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,326.74 : 111,507.12 = 32,213.90 : x
  2. Step 2: Convert to fraction form
    74,326.74/111,507.12 = 32,213.90/x
  3. Step 3: Cross multiply
    74,326.74x = 111,507.12 × 32,213.90
  4. Step 4: Simplify right side
    74,326.74x = 3,592,078,655.43
  5. Step 5: Solve for x
    x = 3,592,078,655.43/74,326.74
  6. Step 6: Final answer
    x = 48,328.21

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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.