Home / 161,828.28-242,689.94-61,983.16

Finding the Fourth Proportional to 161,828.28, 242,689.94 and 61,983.16

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Solution

The fourth proportional to 161,828.28, 242,689.94 and 61,983.16 is: 92,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,828.28 : 242,689.94 = 61,983.16 : x
  2. Step 2: Convert to fraction form
    161,828.28/242,689.94 = 61,983.16/x
  3. Step 3: Cross multiply
    161,828.28x = 242,689.94 × 61,983.16
  4. Step 4: Simplify right side
    161,828.28x = 15,042,689,381.41
  5. Step 5: Solve for x
    x = 15,042,689,381.41/161,828.28
  6. Step 6: Final answer
    x = 92,954.64

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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.