Home / 122,173.62-183,280.29-43,270.74

Finding the Fourth Proportional to 122,173.62, 183,280.29 and 43,270.74

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Solution

The fourth proportional to 122,173.62, 183,280.29 and 43,270.74 is: 64,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,173.62 : 183,280.29 = 43,270.74 : x
  2. Step 2: Convert to fraction form
    122,173.62/183,280.29 = 43,270.74/x
  3. Step 3: Cross multiply
    122,173.62x = 183,280.29 × 43,270.74
  4. Step 4: Simplify right side
    122,173.62x = 7,930,673,775.71
  5. Step 5: Solve for x
    x = 7,930,673,775.71/122,173.62
  6. Step 6: Final answer
    x = 64,913.14

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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.