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Finding the Fourth Proportional to 234,837.99, 352,255.77 and 57,345.93

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Solution

The fourth proportional to 234,837.99, 352,255.77 and 57,345.93 is: 86,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,837.99 : 352,255.77 = 57,345.93 : x
  2. Step 2: Convert to fraction form
    234,837.99/352,255.77 = 57,345.93/x
  3. Step 3: Cross multiply
    234,837.99x = 352,255.77 × 57,345.93
  4. Step 4: Simplify right side
    234,837.99x = 20,200,434,728.52
  5. Step 5: Solve for x
    x = 20,200,434,728.52/234,837.99
  6. Step 6: Final answer
    x = 86,018.60

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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.