Home / 112,086.60-154,671.77-63,035.55

Finding the Fourth Proportional to 112,086.60, 154,671.77 and 63,035.55

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Solution

The fourth proportional to 112,086.60, 154,671.77 and 63,035.55 is: 86,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,086.60 : 154,671.77 = 63,035.55 : x
  2. Step 2: Convert to fraction form
    112,086.60/154,671.77 = 63,035.55/x
  3. Step 3: Cross multiply
    112,086.60x = 154,671.77 × 63,035.55
  4. Step 4: Simplify right side
    112,086.60x = 9,749,820,249.01
  5. Step 5: Solve for x
    x = 9,749,820,249.01/112,086.60
  6. Step 6: Final answer
    x = 86,984.71

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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.