Home / 108,774.32-150,106.20-62,834

Finding the Fourth Proportional to 108,774.32, 150,106.20 and 62,834

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Solution

The fourth proportional to 108,774.32, 150,106.20 and 62,834 is: 86,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,774.32 : 150,106.20 = 62,834 : x
  2. Step 2: Convert to fraction form
    108,774.32/150,106.20 = 62,834/x
  3. Step 3: Cross multiply
    108,774.32x = 150,106.20 × 62,834
  4. Step 4: Simplify right side
    108,774.32x = 9,431,772,970.80
  5. Step 5: Solve for x
    x = 9,431,772,970.80/108,774.32
  6. Step 6: Final answer
    x = 86,709.56

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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.