Home / 185,916.66-278,819.10-52,807.74

Finding the Fourth Proportional to 185,916.66, 278,819.10 and 52,807.74

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Solution

The fourth proportional to 185,916.66, 278,819.10 and 52,807.74 is: 79,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,916.66 : 278,819.10 = 52,807.74 : x
  2. Step 2: Convert to fraction form
    185,916.66/278,819.10 = 52,807.74/x
  3. Step 3: Cross multiply
    185,916.66x = 278,819.10 × 52,807.74
  4. Step 4: Simplify right side
    185,916.66x = 14,723,806,539.83
  5. Step 5: Solve for x
    x = 14,723,806,539.83/185,916.66
  6. Step 6: Final answer
    x = 79,195.74

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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.