Home / 143,723.30-215,610.89-59,437.67

Finding the Fourth Proportional to 143,723.30, 215,610.89 and 59,437.67

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Solution

The fourth proportional to 143,723.30, 215,610.89 and 59,437.67 is: 89,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,723.30 : 215,610.89 = 59,437.67 : x
  2. Step 2: Convert to fraction form
    143,723.30/215,610.89 = 59,437.67/x
  3. Step 3: Cross multiply
    143,723.30x = 215,610.89 × 59,437.67
  4. Step 4: Simplify right side
    143,723.30x = 12,815,407,552.98
  5. Step 5: Solve for x
    x = 12,815,407,552.98/143,723.30
  6. Step 6: Final answer
    x = 89,167.23

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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.