Home / 122,864.20-183,950.70-110,422.60

Finding the Fourth Proportional to 122,864.20, 183,950.70 and 110,422.60

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Solution

The fourth proportional to 122,864.20, 183,950.70 and 110,422.60 is: 165,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,864.20 : 183,950.70 = 110,422.60 : x
  2. Step 2: Convert to fraction form
    122,864.20/183,950.70 = 110,422.60/x
  3. Step 3: Cross multiply
    122,864.20x = 183,950.70 × 110,422.60
  4. Step 4: Simplify right side
    122,864.20x = 20,312,314,565.82
  5. Step 5: Solve for x
    x = 20,312,314,565.82/122,864.20
  6. Step 6: Final answer
    x = 165,323.30

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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.