Home / 134,218.69-185,217.07-73,788.89

Finding the Fourth Proportional to 134,218.69, 185,217.07 and 73,788.89

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Solution

The fourth proportional to 134,218.69, 185,217.07 and 73,788.89 is: 101,826.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,218.69 : 185,217.07 = 73,788.89 : x
  2. Step 2: Convert to fraction form
    134,218.69/185,217.07 = 73,788.89/x
  3. Step 3: Cross multiply
    134,218.69x = 185,217.07 × 73,788.89
  4. Step 4: Simplify right side
    134,218.69x = 13,666,962,282.92
  5. Step 5: Solve for x
    x = 13,666,962,282.92/134,218.69
  6. Step 6: Final answer
    x = 101,826.08

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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.