Home / 136,440.31-204,655.84-41,666.67

Finding the Fourth Proportional to 136,440.31, 204,655.84 and 41,666.67

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Solution

The fourth proportional to 136,440.31, 204,655.84 and 41,666.67 is: 62,498.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,440.31 : 204,655.84 = 41,666.67 : x
  2. Step 2: Convert to fraction form
    136,440.31/204,655.84 = 41,666.67/x
  3. Step 3: Cross multiply
    136,440.31x = 204,655.84 × 41,666.67
  4. Step 4: Simplify right side
    136,440.31x = 8,527,327,348.85
  5. Step 5: Solve for x
    x = 8,527,327,348.85/136,440.31
  6. Step 6: Final answer
    x = 62,498.59

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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.