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Finding the Fourth Proportional to 39,613,529.10, 55,496,732.10 and 39,613,529.10

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Solution

The fourth proportional to 39,613,529.10, 55,496,732.10 and 39,613,529.10 is: 55,496,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,613,529.10 : 55,496,732.10 = 39,613,529.10 : x
  2. Step 2: Convert to fraction form
    39,613,529.10/55,496,732.10 = 39,613,529.10/x
  3. Step 3: Cross multiply
    39,613,529.10x = 55,496,732.10 × 39,613,529.10
  4. Step 4: Simplify right side
    39,613,529.10x = 2,198,421,411,998,254.25
  5. Step 5: Solve for x
    x = 2,198,421,411,998,254.25/39,613,529.10
  6. Step 6: Final answer
    x = 55,496,732.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.