Home / 36,117.56-54,181.44-11,159.72

Finding the Fourth Proportional to 36,117.56, 54,181.44 and 11,159.72

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Solution

The fourth proportional to 36,117.56, 54,181.44 and 11,159.72 is: 16,741.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.56 : 54,181.44 = 11,159.72 : x
  2. Step 2: Convert to fraction form
    36,117.56/54,181.44 = 11,159.72/x
  3. Step 3: Cross multiply
    36,117.56x = 54,181.44 × 11,159.72
  4. Step 4: Simplify right side
    36,117.56x = 604,649,699.60
  5. Step 5: Solve for x
    x = 604,649,699.60/36,117.56
  6. Step 6: Final answer
    x = 16,741.16

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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.