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Finding the Fourth Proportional to 162,549.54, 243,920.61 and 73,801.71

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Solution

The fourth proportional to 162,549.54, 243,920.61 and 73,801.71 is: 110,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,549.54 : 243,920.61 = 73,801.71 : x
  2. Step 2: Convert to fraction form
    162,549.54/243,920.61 = 73,801.71/x
  3. Step 3: Cross multiply
    162,549.54x = 243,920.61 × 73,801.71
  4. Step 4: Simplify right side
    162,549.54x = 18,001,758,122.24
  5. Step 5: Solve for x
    x = 18,001,758,122.24/162,549.54
  6. Step 6: Final answer
    x = 110,746.29

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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.