Home / 118,016.25-162,860.36-64,301.66

Finding the Fourth Proportional to 118,016.25, 162,860.36 and 64,301.66

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Solution

The fourth proportional to 118,016.25, 162,860.36 and 64,301.66 is: 88,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,016.25 : 162,860.36 = 64,301.66 : x
  2. Step 2: Convert to fraction form
    118,016.25/162,860.36 = 64,301.66/x
  3. Step 3: Cross multiply
    118,016.25x = 162,860.36 × 64,301.66
  4. Step 4: Simplify right side
    118,016.25x = 10,472,191,496.20
  5. Step 5: Solve for x
    x = 10,472,191,496.20/118,016.25
  6. Step 6: Final answer
    x = 88,735.17

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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.