Home / 118,249.56-163,184.40-88,060.80

Finding the Fourth Proportional to 118,249.56, 163,184.40 and 88,060.80

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Solution

The fourth proportional to 118,249.56, 163,184.40 and 88,060.80 is: 121,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,249.56 : 163,184.40 = 88,060.80 : x
  2. Step 2: Convert to fraction form
    118,249.56/163,184.40 = 88,060.80/x
  3. Step 3: Cross multiply
    118,249.56x = 163,184.40 × 88,060.80
  4. Step 4: Simplify right side
    118,249.56x = 14,370,148,811.52
  5. Step 5: Solve for x
    x = 14,370,148,811.52/118,249.56
  6. Step 6: Final answer
    x = 121,523.91

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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.