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Finding the Fourth Proportional to 201,168.04, 301,784.72 and 68,056.40

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Solution

The fourth proportional to 201,168.04, 301,784.72 and 68,056.40 is: 102,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,168.04 : 301,784.72 = 68,056.40 : x
  2. Step 2: Convert to fraction form
    201,168.04/301,784.72 = 68,056.40/x
  3. Step 3: Cross multiply
    201,168.04x = 301,784.72 × 68,056.40
  4. Step 4: Simplify right side
    201,168.04x = 20,538,381,618.21
  5. Step 5: Solve for x
    x = 20,538,381,618.21/201,168.04
  6. Step 6: Final answer
    x = 102,095.65

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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.