Home / 107,189.73-147,919.57-59,442.05

Finding the Fourth Proportional to 107,189.73, 147,919.57 and 59,442.05

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Solution

The fourth proportional to 107,189.73, 147,919.57 and 59,442.05 is: 82,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,189.73 : 147,919.57 = 59,442.05 : x
  2. Step 2: Convert to fraction form
    107,189.73/147,919.57 = 59,442.05/x
  3. Step 3: Cross multiply
    107,189.73x = 147,919.57 × 59,442.05
  4. Step 4: Simplify right side
    107,189.73x = 8,792,642,697.11
  5. Step 5: Solve for x
    x = 8,792,642,697.11/107,189.73
  6. Step 6: Final answer
    x = 82,028.78

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1.5x scale

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.