Home / 88,537-132,831.51-26,209.12

Finding the Fourth Proportional to 88,537, 132,831.51 and 26,209.12

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Solution

The fourth proportional to 88,537, 132,831.51 and 26,209.12 is: 39,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,537 : 132,831.51 = 26,209.12 : x
  2. Step 2: Convert to fraction form
    88,537/132,831.51 = 26,209.12/x
  3. Step 3: Cross multiply
    88,537x = 132,831.51 × 26,209.12
  4. Step 4: Simplify right side
    88,537x = 3,481,396,985.37
  5. Step 5: Solve for x
    x = 3,481,396,985.37/88,537
  6. Step 6: Final answer
    x = 39,321.38

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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.