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Finding the Fourth Proportional to 56,706,832.95, 85,060,249.43 and 56,706,832.95

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Solution

The fourth proportional to 56,706,832.95, 85,060,249.43 and 56,706,832.95 is: 85,060,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,706,832.95 : 85,060,249.43 = 56,706,832.95 : x
  2. Step 2: Convert to fraction form
    56,706,832.95/85,060,249.43 = 56,706,832.95/x
  3. Step 3: Cross multiply
    56,706,832.95x = 85,060,249.43 × 56,706,832.95
  4. Step 4: Simplify right side
    56,706,832.95x = 4,823,497,354,828,809
  5. Step 5: Solve for x
    x = 4,823,497,354,828,809/56,706,832.95
  6. Step 6: Final answer
    x = 85,060,249.43

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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.