Home / 88,107.65-132,160.32-21,548.35

Finding the Fourth Proportional to 88,107.65, 132,160.32 and 21,548.35

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Solution

The fourth proportional to 88,107.65, 132,160.32 and 21,548.35 is: 32,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,107.65 : 132,160.32 = 21,548.35 : x
  2. Step 2: Convert to fraction form
    88,107.65/132,160.32 = 21,548.35/x
  3. Step 3: Cross multiply
    88,107.65x = 132,160.32 × 21,548.35
  4. Step 4: Simplify right side
    88,107.65x = 2,847,836,831.47
  5. Step 5: Solve for x
    x = 2,847,836,831.47/88,107.65
  6. Step 6: Final answer
    x = 32,322.24

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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.