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Finding the Fourth Proportional to 35,542,513.90, 53,234,054.70 and 35,542,513.90

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Solution

The fourth proportional to 35,542,513.90, 53,234,054.70 and 35,542,513.90 is: 53,234,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,542,513.90 : 53,234,054.70 = 35,542,513.90 : x
  2. Step 2: Convert to fraction form
    35,542,513.90/53,234,054.70 = 35,542,513.90/x
  3. Step 3: Cross multiply
    35,542,513.90x = 53,234,054.70 × 35,542,513.90
  4. Step 4: Simplify right side
    35,542,513.90x = 1,892,072,129,128,110.25
  5. Step 5: Solve for x
    x = 1,892,072,129,128,110.25/35,542,513.90
  6. Step 6: Final answer
    x = 53,234,054.70

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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.