Home / 96,772.86-145,215.34-40,608

Finding the Fourth Proportional to 96,772.86, 145,215.34 and 40,608

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Solution

The fourth proportional to 96,772.86, 145,215.34 and 40,608 is: 60,935.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772.86 : 145,215.34 = 40,608 : x
  2. Step 2: Convert to fraction form
    96,772.86/145,215.34 = 40,608/x
  3. Step 3: Cross multiply
    96,772.86x = 145,215.34 × 40,608
  4. Step 4: Simplify right side
    96,772.86x = 5,896,904,526.72
  5. Step 5: Solve for x
    x = 5,896,904,526.72/96,772.86
  6. Step 6: Final answer
    x = 60,935.52

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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.