Home / 122,426.72-183,755.28-60,141.92

Finding the Fourth Proportional to 122,426.72, 183,755.28 and 60,141.92

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Solution

The fourth proportional to 122,426.72, 183,755.28 and 60,141.92 is: 90,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,426.72 : 183,755.28 = 60,141.92 : x
  2. Step 2: Convert to fraction form
    122,426.72/183,755.28 = 60,141.92/x
  3. Step 3: Cross multiply
    122,426.72x = 183,755.28 × 60,141.92
  4. Step 4: Simplify right side
    122,426.72x = 11,051,395,349.34
  5. Step 5: Solve for x
    x = 11,051,395,349.34/122,426.72
  6. Step 6: Final answer
    x = 90,269.47

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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.