Home / 79,578.24-119,398.95-32,820.18

Finding the Fourth Proportional to 79,578.24, 119,398.95 and 32,820.18

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Solution

The fourth proportional to 79,578.24, 119,398.95 and 32,820.18 is: 49,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,578.24 : 119,398.95 = 32,820.18 : x
  2. Step 2: Convert to fraction form
    79,578.24/119,398.95 = 32,820.18/x
  3. Step 3: Cross multiply
    79,578.24x = 119,398.95 × 32,820.18
  4. Step 4: Simplify right side
    79,578.24x = 3,918,695,030.81
  5. Step 5: Solve for x
    x = 3,918,695,030.81/79,578.24
  6. Step 6: Final answer
    x = 49,243.30

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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.