Home / 161,822.34-242,632.08-49,465.20

Finding the Fourth Proportional to 161,822.34, 242,632.08 and 49,465.20

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Solution

The fourth proportional to 161,822.34, 242,632.08 and 49,465.20 is: 74,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,822.34 : 242,632.08 = 49,465.20 : x
  2. Step 2: Convert to fraction form
    161,822.34/242,632.08 = 49,465.20/x
  3. Step 3: Cross multiply
    161,822.34x = 242,632.08 × 49,465.20
  4. Step 4: Simplify right side
    161,822.34x = 12,001,844,363.62
  5. Step 5: Solve for x
    x = 12,001,844,363.62/161,822.34
  6. Step 6: Final answer
    x = 74,166.80

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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.