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Finding the Fourth Proportional to 60,709.52, 90,924.40 and 58,608.08

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Solution

The fourth proportional to 60,709.52, 90,924.40 and 58,608.08 is: 87,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,709.52 : 90,924.40 = 58,608.08 : x
  2. Step 2: Convert to fraction form
    60,709.52/90,924.40 = 58,608.08/x
  3. Step 3: Cross multiply
    60,709.52x = 90,924.40 × 58,608.08
  4. Step 4: Simplify right side
    60,709.52x = 5,328,904,509.15
  5. Step 5: Solve for x
    x = 5,328,904,509.15/60,709.52
  6. Step 6: Final answer
    x = 87,777.08

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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.