Home / 74,165.12-111,262.20-32,612

Finding the Fourth Proportional to 74,165.12, 111,262.20 and 32,612

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Solution

The fourth proportional to 74,165.12, 111,262.20 and 32,612 is: 48,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,165.12 : 111,262.20 = 32,612 : x
  2. Step 2: Convert to fraction form
    74,165.12/111,262.20 = 32,612/x
  3. Step 3: Cross multiply
    74,165.12x = 111,262.20 × 32,612
  4. Step 4: Simplify right side
    74,165.12x = 3,628,482,866.40
  5. Step 5: Solve for x
    x = 3,628,482,866.40/74,165.12
  6. Step 6: Final answer
    x = 48,924.38

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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.