Home / 58,545.60-87,824.40-19,105.68

Finding the Fourth Proportional to 58,545.60, 87,824.40 and 19,105.68

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Solution

The fourth proportional to 58,545.60, 87,824.40 and 19,105.68 is: 28,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,545.60 : 87,824.40 = 19,105.68 : x
  2. Step 2: Convert to fraction form
    58,545.60/87,824.40 = 19,105.68/x
  3. Step 3: Cross multiply
    58,545.60x = 87,824.40 × 19,105.68
  4. Step 4: Simplify right side
    58,545.60x = 1,677,944,882.59
  5. Step 5: Solve for x
    x = 1,677,944,882.59/58,545.60
  6. Step 6: Final answer
    x = 28,660.48

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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.