Home / 75,073.64-103,598.49-41,081.28

Finding the Fourth Proportional to 75,073.64, 103,598.49 and 41,081.28

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Solution

The fourth proportional to 75,073.64, 103,598.49 and 41,081.28 is: 56,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,073.64 : 103,598.49 = 41,081.28 : x
  2. Step 2: Convert to fraction form
    75,073.64/103,598.49 = 41,081.28/x
  3. Step 3: Cross multiply
    75,073.64x = 103,598.49 × 41,081.28
  4. Step 4: Simplify right side
    75,073.64x = 4,255,958,340.83
  5. Step 5: Solve for x
    x = 4,255,958,340.83/75,073.64
  6. Step 6: Final answer
    x = 56,690.45

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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.