Home / 150,774.29-208,043.84-86,233.13

Finding the Fourth Proportional to 150,774.29, 208,043.84 and 86,233.13

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Solution

The fourth proportional to 150,774.29, 208,043.84 and 86,233.13 is: 118,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,774.29 : 208,043.84 = 86,233.13 : x
  2. Step 2: Convert to fraction form
    150,774.29/208,043.84 = 86,233.13/x
  3. Step 3: Cross multiply
    150,774.29x = 208,043.84 × 86,233.13
  4. Step 4: Simplify right side
    150,774.29x = 17,940,270,724.54
  5. Step 5: Solve for x
    x = 17,940,270,724.54/150,774.29
  6. Step 6: Final answer
    x = 118,987.60

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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.