Home / 56,750.04-85,121.82-21,693.24

Finding the Fourth Proportional to 56,750.04, 85,121.82 and 21,693.24

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Solution

The fourth proportional to 56,750.04, 85,121.82 and 21,693.24 is: 32,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,750.04 : 85,121.82 = 21,693.24 : x
  2. Step 2: Convert to fraction form
    56,750.04/85,121.82 = 21,693.24/x
  3. Step 3: Cross multiply
    56,750.04x = 85,121.82 × 21,693.24
  4. Step 4: Simplify right side
    56,750.04x = 1,846,568,070.50
  5. Step 5: Solve for x
    x = 1,846,568,070.50/56,750.04
  6. Step 6: Final answer
    x = 32,538.62

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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.