Home / 173,189.34-259,777.86-66,545.82

Finding the Fourth Proportional to 173,189.34, 259,777.86 and 66,545.82

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Solution

The fourth proportional to 173,189.34, 259,777.86 and 66,545.82 is: 99,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,189.34 : 259,777.86 = 66,545.82 : x
  2. Step 2: Convert to fraction form
    173,189.34/259,777.86 = 66,545.82/x
  3. Step 3: Cross multiply
    173,189.34x = 259,777.86 × 66,545.82
  4. Step 4: Simplify right side
    173,189.34x = 17,287,130,711.55
  5. Step 5: Solve for x
    x = 17,287,130,711.55/173,189.34
  6. Step 6: Final answer
    x = 99,816.37

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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.