Home / 56,371.16-77,614.98-47,856.44

Finding the Fourth Proportional to 56,371.16, 77,614.98 and 47,856.44

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Solution

The fourth proportional to 56,371.16, 77,614.98 and 47,856.44 is: 65,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,371.16 : 77,614.98 = 47,856.44 : x
  2. Step 2: Convert to fraction form
    56,371.16/77,614.98 = 47,856.44/x
  3. Step 3: Cross multiply
    56,371.16x = 77,614.98 × 47,856.44
  4. Step 4: Simplify right side
    56,371.16x = 3,714,376,633.47
  5. Step 5: Solve for x
    x = 3,714,376,633.47/56,371.16
  6. Step 6: Final answer
    x = 65,891.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.