Home / 88,028.10-131,896.35-74,906.10

Finding the Fourth Proportional to 88,028.10, 131,896.35 and 74,906.10

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Solution

The fourth proportional to 88,028.10, 131,896.35 and 74,906.10 is: 112,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,028.10 : 131,896.35 = 74,906.10 : x
  2. Step 2: Convert to fraction form
    88,028.10/131,896.35 = 74,906.10/x
  3. Step 3: Cross multiply
    88,028.10x = 131,896.35 × 74,906.10
  4. Step 4: Simplify right side
    88,028.10x = 9,879,841,182.74
  5. Step 5: Solve for x
    x = 9,879,841,182.74/88,028.10
  6. Step 6: Final answer
    x = 112,235.08

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1.5x scale

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.