Home / 36,121.17-54,161.64-11,154.15

Finding the Fourth Proportional to 36,121.17, 54,161.64 and 11,154.15

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Solution

The fourth proportional to 36,121.17, 54,161.64 and 11,154.15 is: 16,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.17 : 54,161.64 = 11,154.15 : x
  2. Step 2: Convert to fraction form
    36,121.17/54,161.64 = 11,154.15/x
  3. Step 3: Cross multiply
    36,121.17x = 54,161.64 × 11,154.15
  4. Step 4: Simplify right side
    36,121.17x = 604,127,056.81
  5. Step 5: Solve for x
    x = 604,127,056.81/36,121.17
  6. Step 6: Final answer
    x = 16,725.01

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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.