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Finding the Fourth Proportional to 58,894.72, 88,323.36 and 19,444.48

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Solution

The fourth proportional to 58,894.72, 88,323.36 and 19,444.48 is: 29,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,894.72 : 88,323.36 = 19,444.48 : x
  2. Step 2: Convert to fraction form
    58,894.72/88,323.36 = 19,444.48/x
  3. Step 3: Cross multiply
    58,894.72x = 88,323.36 × 19,444.48
  4. Step 4: Simplify right side
    58,894.72x = 1,717,401,807.05
  5. Step 5: Solve for x
    x = 1,717,401,807.05/58,894.72
  6. Step 6: Final answer
    x = 29,160.54

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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.