Home / 118,016.13-162,863.16-64,302.60

Finding the Fourth Proportional to 118,016.13, 162,863.16 and 64,302.60

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Solution

The fourth proportional to 118,016.13, 162,863.16 and 64,302.60 is: 88,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,016.13 : 162,863.16 = 64,302.60 : x
  2. Step 2: Convert to fraction form
    118,016.13/162,863.16 = 64,302.60/x
  3. Step 3: Cross multiply
    118,016.13x = 162,863.16 × 64,302.60
  4. Step 4: Simplify right side
    118,016.13x = 10,472,524,632.22
  5. Step 5: Solve for x
    x = 10,472,524,632.22/118,016.13
  6. Step 6: Final answer
    x = 88,738.08

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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.