Home / 114,587.48-158,149.73-66,840.92

Finding the Fourth Proportional to 114,587.48, 158,149.73 and 66,840.92

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Solution

The fourth proportional to 114,587.48, 158,149.73 and 66,840.92 is: 92,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,587.48 : 158,149.73 = 66,840.92 : x
  2. Step 2: Convert to fraction form
    114,587.48/158,149.73 = 66,840.92/x
  3. Step 3: Cross multiply
    114,587.48x = 158,149.73 × 66,840.92
  4. Step 4: Simplify right side
    114,587.48x = 10,570,873,450.95
  5. Step 5: Solve for x
    x = 10,570,873,450.95/114,587.48
  6. Step 6: Final answer
    x = 92,251.56

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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.