Home / 56,853.74-85,317.51-25,689.26

Finding the Fourth Proportional to 56,853.74, 85,317.51 and 25,689.26

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Solution

The fourth proportional to 56,853.74, 85,317.51 and 25,689.26 is: 38,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,853.74 : 85,317.51 = 25,689.26 : x
  2. Step 2: Convert to fraction form
    56,853.74/85,317.51 = 25,689.26/x
  3. Step 3: Cross multiply
    56,853.74x = 85,317.51 × 25,689.26
  4. Step 4: Simplify right side
    56,853.74x = 2,191,743,696.94
  5. Step 5: Solve for x
    x = 2,191,743,696.94/56,853.74
  6. Step 6: Final answer
    x = 38,550.56

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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.