Home / 56,901.32-85,352.30-21,832.52

Finding the Fourth Proportional to 56,901.32, 85,352.30 and 21,832.52

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Solution

The fourth proportional to 56,901.32, 85,352.30 and 21,832.52 is: 32,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,901.32 : 85,352.30 = 21,832.52 : x
  2. Step 2: Convert to fraction form
    56,901.32/85,352.30 = 21,832.52/x
  3. Step 3: Cross multiply
    56,901.32x = 85,352.30 × 21,832.52
  4. Step 4: Simplify right side
    56,901.32x = 1,863,455,796.80
  5. Step 5: Solve for x
    x = 1,863,455,796.80/56,901.32
  6. Step 6: Final answer
    x = 32,748.90

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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.