Home / 161,348.16-242,035.20-43,019.04

Finding the Fourth Proportional to 161,348.16, 242,035.20 and 43,019.04

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Solution

The fourth proportional to 161,348.16, 242,035.20 and 43,019.04 is: 64,532.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,348.16 : 242,035.20 = 43,019.04 : x
  2. Step 2: Convert to fraction form
    161,348.16/242,035.20 = 43,019.04/x
  3. Step 3: Cross multiply
    161,348.16x = 242,035.20 × 43,019.04
  4. Step 4: Simplify right side
    161,348.16x = 10,412,121,950.21
  5. Step 5: Solve for x
    x = 10,412,121,950.21/161,348.16
  6. Step 6: Final answer
    x = 64,532.02

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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.