Home / 152,501.92-228,781.64-57,760.47

Finding the Fourth Proportional to 152,501.92, 228,781.64 and 57,760.47

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Solution

The fourth proportional to 152,501.92, 228,781.64 and 57,760.47 is: 86,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,501.92 : 228,781.64 = 57,760.47 : x
  2. Step 2: Convert to fraction form
    152,501.92/228,781.64 = 57,760.47/x
  3. Step 3: Cross multiply
    152,501.92x = 228,781.64 × 57,760.47
  4. Step 4: Simplify right side
    152,501.92x = 13,214,535,198.17
  5. Step 5: Solve for x
    x = 13,214,535,198.17/152,501.92
  6. Step 6: Final answer
    x = 86,651.60

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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.