Home / 663,623.67-995,439.06-164,987.67

Finding the Fourth Proportional to 663,623.67, 995,439.06 and 164,987.67

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Solution

The fourth proportional to 663,623.67, 995,439.06 and 164,987.67 is: 247,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,623.67 : 995,439.06 = 164,987.67 : x
  2. Step 2: Convert to fraction form
    663,623.67/995,439.06 = 164,987.67/x
  3. Step 3: Cross multiply
    663,623.67x = 995,439.06 × 164,987.67
  4. Step 4: Simplify right side
    663,623.67x = 164,235,171,136.39
  5. Step 5: Solve for x
    x = 164,235,171,136.39/663,623.67
  6. Step 6: Final answer
    x = 247,482.39

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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.