Home / 161,758.17-242,415.81-102,635.37

Finding the Fourth Proportional to 161,758.17, 242,415.81 and 102,635.37

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Solution

The fourth proportional to 161,758.17, 242,415.81 and 102,635.37 is: 153,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,758.17 : 242,415.81 = 102,635.37 : x
  2. Step 2: Convert to fraction form
    161,758.17/242,415.81 = 102,635.37/x
  3. Step 3: Cross multiply
    161,758.17x = 242,415.81 × 102,635.37
  4. Step 4: Simplify right side
    161,758.17x = 24,880,436,353.20
  5. Step 5: Solve for x
    x = 24,880,436,353.20/161,758.17
  6. Step 6: Final answer
    x = 153,812.55

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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.