Home / 301,829.06-452,741.96-77,189.13

Finding the Fourth Proportional to 301,829.06, 452,741.96 and 77,189.13

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Solution

The fourth proportional to 301,829.06, 452,741.96 and 77,189.13 is: 115,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,829.06 : 452,741.96 = 77,189.13 : x
  2. Step 2: Convert to fraction form
    301,829.06/452,741.96 = 77,189.13/x
  3. Step 3: Cross multiply
    301,829.06x = 452,741.96 × 77,189.13
  4. Step 4: Simplify right side
    301,829.06x = 34,946,757,620.95
  5. Step 5: Solve for x
    x = 34,946,757,620.95/301,829.06
  6. Step 6: Final answer
    x = 115,783.28

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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.