Home / 88,581.12-132,284.48-77,850.24

Finding the Fourth Proportional to 88,581.12, 132,284.48 and 77,850.24

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Solution

The fourth proportional to 88,581.12, 132,284.48 and 77,850.24 is: 116,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581.12 : 132,284.48 = 77,850.24 : x
  2. Step 2: Convert to fraction form
    88,581.12/132,284.48 = 77,850.24/x
  3. Step 3: Cross multiply
    88,581.12x = 132,284.48 × 77,850.24
  4. Step 4: Simplify right side
    88,581.12x = 10,298,378,516.28
  5. Step 5: Solve for x
    x = 10,298,378,516.28/88,581.12
  6. Step 6: Final answer
    x = 116,259.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.