Home / 122,395.86-183,421.40-97,324.61

Finding the Fourth Proportional to 122,395.86, 183,421.40 and 97,324.61

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Solution

The fourth proportional to 122,395.86, 183,421.40 and 97,324.61 is: 145,849.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,395.86 : 183,421.40 = 97,324.61 : x
  2. Step 2: Convert to fraction form
    122,395.86/183,421.40 = 97,324.61/x
  3. Step 3: Cross multiply
    122,395.86x = 183,421.40 × 97,324.61
  4. Step 4: Simplify right side
    122,395.86x = 17,851,414,816.92
  5. Step 5: Solve for x
    x = 17,851,414,816.92/122,395.86
  6. Step 6: Final answer
    x = 145,849.83

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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.