Home / 113,860.12-170,572.85-63,788.76

Finding the Fourth Proportional to 113,860.12, 170,572.85 and 63,788.76

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Solution

The fourth proportional to 113,860.12, 170,572.85 and 63,788.76 is: 95,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,860.12 : 170,572.85 = 63,788.76 : x
  2. Step 2: Convert to fraction form
    113,860.12/170,572.85 = 63,788.76/x
  3. Step 3: Cross multiply
    113,860.12x = 170,572.85 × 63,788.76
  4. Step 4: Simplify right side
    113,860.12x = 10,880,629,632.57
  5. Step 5: Solve for x
    x = 10,880,629,632.57/113,860.12
  6. Step 6: Final answer
    x = 95,561.37

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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.