Home / 56,167.11-77,541.74-38,288.38

Finding the Fourth Proportional to 56,167.11, 77,541.74 and 38,288.38

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Solution

The fourth proportional to 56,167.11, 77,541.74 and 38,288.38 is: 52,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.11 : 77,541.74 = 38,288.38 : x
  2. Step 2: Convert to fraction form
    56,167.11/77,541.74 = 38,288.38/x
  3. Step 3: Cross multiply
    56,167.11x = 77,541.74 × 38,288.38
  4. Step 4: Simplify right side
    56,167.11x = 2,968,947,606.98
  5. Step 5: Solve for x
    x = 2,968,947,606.98/56,167.11
  6. Step 6: Final answer
    x = 52,859.18

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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.