Home / 88,250.68-121,788.66-50,537.08

Finding the Fourth Proportional to 88,250.68, 121,788.66 and 50,537.08

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Solution

The fourth proportional to 88,250.68, 121,788.66 and 50,537.08 is: 69,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,250.68 : 121,788.66 = 50,537.08 : x
  2. Step 2: Convert to fraction form
    88,250.68/121,788.66 = 50,537.08/x
  3. Step 3: Cross multiply
    88,250.68x = 121,788.66 × 50,537.08
  4. Step 4: Simplify right side
    88,250.68x = 6,154,843,253.51
  5. Step 5: Solve for x
    x = 6,154,843,253.51/88,250.68
  6. Step 6: Final answer
    x = 69,742.73

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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.