Home / 175,587.39-263,420.16-68,981.67

Finding the Fourth Proportional to 175,587.39, 263,420.16 and 68,981.67

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Solution

The fourth proportional to 175,587.39, 263,420.16 and 68,981.67 is: 103,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,587.39 : 263,420.16 = 68,981.67 : x
  2. Step 2: Convert to fraction form
    175,587.39/263,420.16 = 68,981.67/x
  3. Step 3: Cross multiply
    175,587.39x = 263,420.16 × 68,981.67
  4. Step 4: Simplify right side
    175,587.39x = 18,171,162,548.47
  5. Step 5: Solve for x
    x = 18,171,162,548.47/175,587.39
  6. Step 6: Final answer
    x = 103,487.86

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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.