Home / 56,857.32-85,288.54-17,411.56

Finding the Fourth Proportional to 56,857.32, 85,288.54 and 17,411.56

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Solution

The fourth proportional to 56,857.32, 85,288.54 and 17,411.56 is: 26,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,857.32 : 85,288.54 = 17,411.56 : x
  2. Step 2: Convert to fraction form
    56,857.32/85,288.54 = 17,411.56/x
  3. Step 3: Cross multiply
    56,857.32x = 85,288.54 × 17,411.56
  4. Step 4: Simplify right side
    56,857.32x = 1,485,006,531.52
  5. Step 5: Solve for x
    x = 1,485,006,531.52/56,857.32
  6. Step 6: Final answer
    x = 26,118.12

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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.