Home / 161,552.72-242,416.58-155,662.40

Finding the Fourth Proportional to 161,552.72, 242,416.58 and 155,662.40

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Solution

The fourth proportional to 161,552.72, 242,416.58 and 155,662.40 is: 233,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,552.72 : 242,416.58 = 155,662.40 : x
  2. Step 2: Convert to fraction form
    161,552.72/242,416.58 = 155,662.40/x
  3. Step 3: Cross multiply
    161,552.72x = 242,416.58 × 155,662.40
  4. Step 4: Simplify right side
    161,552.72x = 37,735,146,470.32
  5. Step 5: Solve for x
    x = 37,735,146,470.32/161,552.72
  6. Step 6: Final answer
    x = 233,577.91

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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.