Home / 56,983.23-85,486.73-17,538.39

Finding the Fourth Proportional to 56,983.23, 85,486.73 and 17,538.39

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Solution

The fourth proportional to 56,983.23, 85,486.73 and 17,538.39 is: 26,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,983.23 : 85,486.73 = 17,538.39 : x
  2. Step 2: Convert to fraction form
    56,983.23/85,486.73 = 17,538.39/x
  3. Step 3: Cross multiply
    56,983.23x = 85,486.73 × 17,538.39
  4. Step 4: Simplify right side
    56,983.23x = 1,499,299,522.87
  5. Step 5: Solve for x
    x = 1,499,299,522.87/56,983.23
  6. Step 6: Final answer
    x = 26,311.24

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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.