Home / 58,545.30-87,817.82-45,237.65

Finding the Fourth Proportional to 58,545.30, 87,817.82 and 45,237.65

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Solution

The fourth proportional to 58,545.30, 87,817.82 and 45,237.65 is: 67,856.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,545.30 : 87,817.82 = 45,237.65 : x
  2. Step 2: Convert to fraction form
    58,545.30/87,817.82 = 45,237.65/x
  3. Step 3: Cross multiply
    58,545.30x = 87,817.82 × 45,237.65
  4. Step 4: Simplify right side
    58,545.30x = 3,972,671,365.83
  5. Step 5: Solve for x
    x = 3,972,671,365.83/58,545.30
  6. Step 6: Final answer
    x = 67,856.37

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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.