Home / 109,212.41-150,717.98-61,468.85

Finding the Fourth Proportional to 109,212.41, 150,717.98 and 61,468.85

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Solution

The fourth proportional to 109,212.41, 150,717.98 and 61,468.85 is: 84,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,212.41 : 150,717.98 = 61,468.85 : x
  2. Step 2: Convert to fraction form
    109,212.41/150,717.98 = 61,468.85/x
  3. Step 3: Cross multiply
    109,212.41x = 150,717.98 × 61,468.85
  4. Step 4: Simplify right side
    109,212.41x = 9,264,460,904.92
  5. Step 5: Solve for x
    x = 9,264,460,904.92/109,212.41
  6. Step 6: Final answer
    x = 84,829.75

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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.