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Finding the Fourth Proportional to 89,529,105.60, 134,293,658.40 and 89,529,105.60

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Solution

The fourth proportional to 89,529,105.60, 134,293,658.40 and 89,529,105.60 is: 134,293,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,529,105.60 : 134,293,658.40 = 89,529,105.60 : x
  2. Step 2: Convert to fraction form
    89,529,105.60/134,293,658.40 = 89,529,105.60/x
  3. Step 3: Cross multiply
    89,529,105.60x = 134,293,658.40 × 89,529,105.60
  4. Step 4: Simplify right side
    89,529,105.60x = 12,023,191,124,303,926
  5. Step 5: Solve for x
    x = 12,023,191,124,303,926/89,529,105.60
  6. Step 6: Final answer
    x = 134,293,658.40

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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.