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Finding the Fourth Proportional to 141,327.60, 211,602.60 and 134,329.20

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Solution

The fourth proportional to 141,327.60, 211,602.60 and 134,329.20 is: 201,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,327.60 : 211,602.60 = 134,329.20 : x
  2. Step 2: Convert to fraction form
    141,327.60/211,602.60 = 134,329.20/x
  3. Step 3: Cross multiply
    141,327.60x = 211,602.60 × 134,329.20
  4. Step 4: Simplify right side
    141,327.60x = 28,424,407,975.92
  5. Step 5: Solve for x
    x = 28,424,407,975.92/141,327.60
  6. Step 6: Final answer
    x = 201,124.25

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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.