Home / 122,584.80-183,877.20-43,701.60

Finding the Fourth Proportional to 122,584.80, 183,877.20 and 43,701.60

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Solution

The fourth proportional to 122,584.80, 183,877.20 and 43,701.60 is: 65,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,584.80 : 183,877.20 = 43,701.60 : x
  2. Step 2: Convert to fraction form
    122,584.80/183,877.20 = 43,701.60/x
  3. Step 3: Cross multiply
    122,584.80x = 183,877.20 × 43,701.60
  4. Step 4: Simplify right side
    122,584.80x = 8,035,727,843.52
  5. Step 5: Solve for x
    x = 8,035,727,843.52/122,584.80
  6. Step 6: Final answer
    x = 65,552.40

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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.