Home / 118,570.93-163,633.13-68,286.13

Finding the Fourth Proportional to 118,570.93, 163,633.13 and 68,286.13

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Solution

The fourth proportional to 118,570.93, 163,633.13 and 68,286.13 is: 94,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,570.93 : 163,633.13 = 68,286.13 : x
  2. Step 2: Convert to fraction form
    118,570.93/163,633.13 = 68,286.13/x
  3. Step 3: Cross multiply
    118,570.93x = 163,633.13 × 68,286.13
  4. Step 4: Simplify right side
    118,570.93x = 11,173,873,187.49
  5. Step 5: Solve for x
    x = 11,173,873,187.49/118,570.93
  6. Step 6: Final answer
    x = 94,237.88

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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.