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Finding the Fourth Proportional to 60,465.78, 90,699.59 and 23,027.92

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Solution

The fourth proportional to 60,465.78, 90,699.59 and 23,027.92 is: 34,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,465.78 : 90,699.59 = 23,027.92 : x
  2. Step 2: Convert to fraction form
    60,465.78/90,699.59 = 23,027.92/x
  3. Step 3: Cross multiply
    60,465.78x = 90,699.59 × 23,027.92
  4. Step 4: Simplify right side
    60,465.78x = 2,088,623,100.52
  5. Step 5: Solve for x
    x = 2,088,623,100.52/60,465.78
  6. Step 6: Final answer
    x = 34,542.24

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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.