Home / 109,788.36-151,424.33-94,500.92

Finding the Fourth Proportional to 109,788.36, 151,424.33 and 94,500.92

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Solution

The fourth proportional to 109,788.36, 151,424.33 and 94,500.92 is: 130,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,788.36 : 151,424.33 = 94,500.92 : x
  2. Step 2: Convert to fraction form
    109,788.36/151,424.33 = 94,500.92/x
  3. Step 3: Cross multiply
    109,788.36x = 151,424.33 × 94,500.92
  4. Step 4: Simplify right side
    109,788.36x = 14,309,737,265.76
  5. Step 5: Solve for x
    x = 14,309,737,265.76/109,788.36
  6. Step 6: Final answer
    x = 130,339.29

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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.