Home / 109,819.50-164,541.23-59,934.63

Finding the Fourth Proportional to 109,819.50, 164,541.23 and 59,934.63

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Solution

The fourth proportional to 109,819.50, 164,541.23 and 59,934.63 is: 89,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,819.50 : 164,541.23 = 59,934.63 : x
  2. Step 2: Convert to fraction form
    109,819.50/164,541.23 = 59,934.63/x
  3. Step 3: Cross multiply
    109,819.50x = 164,541.23 × 59,934.63
  4. Step 4: Simplify right side
    109,819.50x = 9,861,717,739.79
  5. Step 5: Solve for x
    x = 9,861,717,739.79/109,819.50
  6. Step 6: Final answer
    x = 89,799.33

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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.