Home / 75,159.18-103,722.39-41,625.18

Finding the Fourth Proportional to 75,159.18, 103,722.39 and 41,625.18

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Solution

The fourth proportional to 75,159.18, 103,722.39 and 41,625.18 is: 57,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,159.18 : 103,722.39 = 41,625.18 : x
  2. Step 2: Convert to fraction form
    75,159.18/103,722.39 = 41,625.18/x
  3. Step 3: Cross multiply
    75,159.18x = 103,722.39 × 41,625.18
  4. Step 4: Simplify right side
    75,159.18x = 4,317,463,153.78
  5. Step 5: Solve for x
    x = 4,317,463,153.78/75,159.18
  6. Step 6: Final answer
    x = 57,444.26

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1.5x scale

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.