Home / 146,522.28-202,240.17-86,133.39

Finding the Fourth Proportional to 146,522.28, 202,240.17 and 86,133.39

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Solution

The fourth proportional to 146,522.28, 202,240.17 and 86,133.39 is: 118,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,522.28 : 202,240.17 = 86,133.39 : x
  2. Step 2: Convert to fraction form
    146,522.28/202,240.17 = 86,133.39/x
  3. Step 3: Cross multiply
    146,522.28x = 202,240.17 × 86,133.39
  4. Step 4: Simplify right side
    146,522.28x = 17,419,631,436.28
  5. Step 5: Solve for x
    x = 17,419,631,436.28/146,522.28
  6. Step 6: Final answer
    x = 118,887.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.