Home / 161,641.50-242,456.58-49,317.18

Finding the Fourth Proportional to 161,641.50, 242,456.58 and 49,317.18

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Solution

The fourth proportional to 161,641.50, 242,456.58 and 49,317.18 is: 73,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,641.50 : 242,456.58 = 49,317.18 : x
  2. Step 2: Convert to fraction form
    161,641.50/242,456.58 = 49,317.18/x
  3. Step 3: Cross multiply
    161,641.50x = 242,456.58 × 49,317.18
  4. Step 4: Simplify right side
    161,641.50x = 11,957,274,798.04
  5. Step 5: Solve for x
    x = 11,957,274,798.04/161,641.50
  6. Step 6: Final answer
    x = 73,974.04

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1.5x scale

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.