Home / 88,018.16-132,025.06-25,689.20

Finding the Fourth Proportional to 88,018.16, 132,025.06 and 25,689.20

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Solution

The fourth proportional to 88,018.16, 132,025.06 and 25,689.20 is: 38,533.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,018.16 : 132,025.06 = 25,689.20 : x
  2. Step 2: Convert to fraction form
    88,018.16/132,025.06 = 25,689.20/x
  3. Step 3: Cross multiply
    88,018.16x = 132,025.06 × 25,689.20
  4. Step 4: Simplify right side
    88,018.16x = 3,391,618,171.35
  5. Step 5: Solve for x
    x = 3,391,618,171.35/88,018.16
  6. Step 6: Final answer
    x = 38,533.16

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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.