Home / 36,166.96-54,258.72-13,980.52

Finding the Fourth Proportional to 36,166.96, 54,258.72 and 13,980.52

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Solution

The fourth proportional to 36,166.96, 54,258.72 and 13,980.52 is: 20,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,166.96 : 54,258.72 = 13,980.52 : x
  2. Step 2: Convert to fraction form
    36,166.96/54,258.72 = 13,980.52/x
  3. Step 3: Cross multiply
    36,166.96x = 54,258.72 × 13,980.52
  4. Step 4: Simplify right side
    36,166.96x = 758,565,120.13
  5. Step 5: Solve for x
    x = 758,565,120.13/36,166.96
  6. Step 6: Final answer
    x = 20,973.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.