Home / 109,302.68-150,848.46-63,977.92

Finding the Fourth Proportional to 109,302.68, 150,848.46 and 63,977.92

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Solution

The fourth proportional to 109,302.68, 150,848.46 and 63,977.92 is: 88,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,302.68 : 150,848.46 = 63,977.92 : x
  2. Step 2: Convert to fraction form
    109,302.68/150,848.46 = 63,977.92/x
  3. Step 3: Cross multiply
    109,302.68x = 150,848.46 × 63,977.92
  4. Step 4: Simplify right side
    109,302.68x = 9,650,970,328.88
  5. Step 5: Solve for x
    x = 9,650,970,328.88/109,302.68
  6. Step 6: Final answer
    x = 88,295.82

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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.