Home / 67,787.28-101,655.81-23,401.98

Finding the Fourth Proportional to 67,787.28, 101,655.81 and 23,401.98

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Solution

The fourth proportional to 67,787.28, 101,655.81 and 23,401.98 is: 35,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,787.28 : 101,655.81 = 23,401.98 : x
  2. Step 2: Convert to fraction form
    67,787.28/101,655.81 = 23,401.98/x
  3. Step 3: Cross multiply
    67,787.28x = 101,655.81 × 23,401.98
  4. Step 4: Simplify right side
    67,787.28x = 2,378,947,232.50
  5. Step 5: Solve for x
    x = 2,378,947,232.50/67,787.28
  6. Step 6: Final answer
    x = 35,094.30

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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.