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Finding the Fourth Proportional to 141,468.39, 212,157.57 and 46,680.90

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Solution

The fourth proportional to 141,468.39, 212,157.57 and 46,680.90 is: 70,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,468.39 : 212,157.57 = 46,680.90 : x
  2. Step 2: Convert to fraction form
    141,468.39/212,157.57 = 46,680.90/x
  3. Step 3: Cross multiply
    141,468.39x = 212,157.57 × 46,680.90
  4. Step 4: Simplify right side
    141,468.39x = 9,903,706,309.41
  5. Step 5: Solve for x
    x = 9,903,706,309.41/141,468.39
  6. Step 6: Final answer
    x = 70,006.50

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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.