Home / 451,111.95-676,451.84-151,509.33

Finding the Fourth Proportional to 451,111.95, 676,451.84 and 151,509.33

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Solution

The fourth proportional to 451,111.95, 676,451.84 and 151,509.33 is: 227,191.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,111.95 : 676,451.84 = 151,509.33 : x
  2. Step 2: Convert to fraction form
    451,111.95/676,451.84 = 151,509.33/x
  3. Step 3: Cross multiply
    451,111.95x = 676,451.84 × 151,509.33
  4. Step 4: Simplify right side
    451,111.95x = 102,488,764,298.12
  5. Step 5: Solve for x
    x = 102,488,764,298.12/451,111.95
  6. Step 6: Final answer
    x = 227,191.42

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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.