Home / 56,936.16-85,404.80-21,867.52

Finding the Fourth Proportional to 56,936.16, 85,404.80 and 21,867.52

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Solution

The fourth proportional to 56,936.16, 85,404.80 and 21,867.52 is: 32,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,936.16 : 85,404.80 = 21,867.52 : x
  2. Step 2: Convert to fraction form
    56,936.16/85,404.80 = 21,867.52/x
  3. Step 3: Cross multiply
    56,936.16x = 85,404.80 × 21,867.52
  4. Step 4: Simplify right side
    56,936.16x = 1,867,591,172.10
  5. Step 5: Solve for x
    x = 1,867,591,172.10/56,936.16
  6. Step 6: Final answer
    x = 32,801.50

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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.