Home / 663,613.50-995,423.90-164,977.50

Finding the Fourth Proportional to 663,613.50, 995,423.90 and 164,977.50

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Solution

The fourth proportional to 663,613.50, 995,423.90 and 164,977.50 is: 247,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,613.50 : 995,423.90 = 164,977.50 : x
  2. Step 2: Convert to fraction form
    663,613.50/995,423.90 = 164,977.50/x
  3. Step 3: Cross multiply
    663,613.50x = 995,423.90 × 164,977.50
  4. Step 4: Simplify right side
    663,613.50x = 164,222,545,637.36
  5. Step 5: Solve for x
    x = 164,222,545,637.36/663,613.50
  6. Step 6: Final answer
    x = 247,467.16

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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.