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Finding the Fourth Proportional to 216,925.44, 325,269.04 and 67,124.04

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Solution

The fourth proportional to 216,925.44, 325,269.04 and 67,124.04 is: 100,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,925.44 : 325,269.04 = 67,124.04 : x
  2. Step 2: Convert to fraction form
    216,925.44/325,269.04 = 67,124.04/x
  3. Step 3: Cross multiply
    216,925.44x = 325,269.04 × 67,124.04
  4. Step 4: Simplify right side
    216,925.44x = 21,833,372,051.72
  5. Step 5: Solve for x
    x = 21,833,372,051.72/216,925.44
  6. Step 6: Final answer
    x = 100,649.20

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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.