Home / 55,581.39-83,417.04-43,071.75

Finding the Fourth Proportional to 55,581.39, 83,417.04 and 43,071.75

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Solution

The fourth proportional to 55,581.39, 83,417.04 and 43,071.75 is: 64,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,581.39 : 83,417.04 = 43,071.75 : x
  2. Step 2: Convert to fraction form
    55,581.39/83,417.04 = 43,071.75/x
  3. Step 3: Cross multiply
    55,581.39x = 83,417.04 × 43,071.75
  4. Step 4: Simplify right side
    55,581.39x = 3,592,917,892.62
  5. Step 5: Solve for x
    x = 3,592,917,892.62/55,581.39
  6. Step 6: Final answer
    x = 64,642.46

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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.