Home / 101,643.03-140,269.41-59,204.30

Finding the Fourth Proportional to 101,643.03, 140,269.41 and 59,204.30

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Solution

The fourth proportional to 101,643.03, 140,269.41 and 59,204.30 is: 81,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,643.03 : 140,269.41 = 59,204.30 : x
  2. Step 2: Convert to fraction form
    101,643.03/140,269.41 = 59,204.30/x
  3. Step 3: Cross multiply
    101,643.03x = 140,269.41 × 59,204.30
  4. Step 4: Simplify right side
    101,643.03x = 8,304,552,277.14
  5. Step 5: Solve for x
    x = 8,304,552,277.14/101,643.03
  6. Step 6: Final answer
    x = 81,703.11

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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.