Home / 218,493.02-301,526.10-123,003.20

Finding the Fourth Proportional to 218,493.02, 301,526.10 and 123,003.20

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Solution

The fourth proportional to 218,493.02, 301,526.10 and 123,003.20 is: 169,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,493.02 : 301,526.10 = 123,003.20 : x
  2. Step 2: Convert to fraction form
    218,493.02/301,526.10 = 123,003.20/x
  3. Step 3: Cross multiply
    218,493.02x = 301,526.10 × 123,003.20
  4. Step 4: Simplify right side
    218,493.02x = 37,088,675,183.52
  5. Step 5: Solve for x
    x = 37,088,675,183.52/218,493.02
  6. Step 6: Final answer
    x = 169,747.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.