Home / 166,946.87-250,416.65-40,587.78

Finding the Fourth Proportional to 166,946.87, 250,416.65 and 40,587.78

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Solution

The fourth proportional to 166,946.87, 250,416.65 and 40,587.78 is: 60,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,946.87 : 250,416.65 = 40,587.78 : x
  2. Step 2: Convert to fraction form
    166,946.87/250,416.65 = 40,587.78/x
  3. Step 3: Cross multiply
    166,946.87x = 250,416.65 × 40,587.78
  4. Step 4: Simplify right side
    166,946.87x = 10,163,855,695.60
  5. Step 5: Solve for x
    x = 10,163,855,695.60/166,946.87
  6. Step 6: Final answer
    x = 60,880.78

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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.