Home / 161,812.18-242,721.73-41,871.71

Finding the Fourth Proportional to 161,812.18, 242,721.73 and 41,871.71

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Solution

The fourth proportional to 161,812.18, 242,721.73 and 41,871.71 is: 62,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,812.18 : 242,721.73 = 41,871.71 : x
  2. Step 2: Convert to fraction form
    161,812.18/242,721.73 = 41,871.71/x
  3. Step 3: Cross multiply
    161,812.18x = 242,721.73 × 41,871.71
  4. Step 4: Simplify right side
    161,812.18x = 10,163,173,376.50
  5. Step 5: Solve for x
    x = 10,163,173,376.50/161,812.18
  6. Step 6: Final answer
    x = 62,808.46

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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.