Home / 75,158.04-103,694.58-43,322.64

Finding the Fourth Proportional to 75,158.04, 103,694.58 and 43,322.64

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Solution

The fourth proportional to 75,158.04, 103,694.58 and 43,322.64 is: 59,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,158.04 : 103,694.58 = 43,322.64 : x
  2. Step 2: Convert to fraction form
    75,158.04/103,694.58 = 43,322.64/x
  3. Step 3: Cross multiply
    75,158.04x = 103,694.58 × 43,322.64
  4. Step 4: Simplify right side
    75,158.04x = 4,492,322,959.29
  5. Step 5: Solve for x
    x = 4,492,322,959.29/75,158.04
  6. Step 6: Final answer
    x = 59,771.69

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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.