Home / 122,060.20-183,090.30-38,962.60

Finding the Fourth Proportional to 122,060.20, 183,090.30 and 38,962.60

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Solution

The fourth proportional to 122,060.20, 183,090.30 and 38,962.60 is: 58,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,060.20 : 183,090.30 = 38,962.60 : x
  2. Step 2: Convert to fraction form
    122,060.20/183,090.30 = 38,962.60/x
  3. Step 3: Cross multiply
    122,060.20x = 183,090.30 × 38,962.60
  4. Step 4: Simplify right side
    122,060.20x = 7,133,674,122.78
  5. Step 5: Solve for x
    x = 7,133,674,122.78/122,060.20
  6. Step 6: Final answer
    x = 58,443.90

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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.