Home / 73,488.36-101,414.40-43,275

Finding the Fourth Proportional to 73,488.36, 101,414.40 and 43,275

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Solution

The fourth proportional to 73,488.36, 101,414.40 and 43,275 is: 59,719.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,488.36 : 101,414.40 = 43,275 : x
  2. Step 2: Convert to fraction form
    73,488.36/101,414.40 = 43,275/x
  3. Step 3: Cross multiply
    73,488.36x = 101,414.40 × 43,275
  4. Step 4: Simplify right side
    73,488.36x = 4,388,708,160
  5. Step 5: Solve for x
    x = 4,388,708,160/73,488.36
  6. Step 6: Final answer
    x = 59,719.77

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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.