Home / 73,817.64-101,868.66-40,284.36

Finding the Fourth Proportional to 73,817.64, 101,868.66 and 40,284.36

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Solution

The fourth proportional to 73,817.64, 101,868.66 and 40,284.36 is: 55,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,817.64 : 101,868.66 = 40,284.36 : x
  2. Step 2: Convert to fraction form
    73,817.64/101,868.66 = 40,284.36/x
  3. Step 3: Cross multiply
    73,817.64x = 101,868.66 × 40,284.36
  4. Step 4: Simplify right side
    73,817.64x = 4,103,713,772.16
  5. Step 5: Solve for x
    x = 4,103,713,772.16/73,817.64
  6. Step 6: Final answer
    x = 55,592.59

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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.