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Finding the Fourth Proportional to 242,114.10, 363,061.80 and 108,925.80

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Solution

The fourth proportional to 242,114.10, 363,061.80 and 108,925.80 is: 163,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,114.10 : 363,061.80 = 108,925.80 : x
  2. Step 2: Convert to fraction form
    242,114.10/363,061.80 = 108,925.80/x
  3. Step 3: Cross multiply
    242,114.10x = 363,061.80 × 108,925.80
  4. Step 4: Simplify right side
    242,114.10x = 39,546,797,014.44
  5. Step 5: Solve for x
    x = 39,546,797,014.44/242,114.10
  6. Step 6: Final answer
    x = 163,339.50

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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.