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Finding the Fourth Proportional to 29,687,233.55, 41,621,846.65 and 29,687,233.55

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Solution

The fourth proportional to 29,687,233.55, 41,621,846.65 and 29,687,233.55 is: 41,621,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687,233.55 : 41,621,846.65 = 29,687,233.55 : x
  2. Step 2: Convert to fraction form
    29,687,233.55/41,621,846.65 = 29,687,233.55/x
  3. Step 3: Cross multiply
    29,687,233.55x = 41,621,846.65 × 29,687,233.55
  4. Step 4: Simplify right side
    29,687,233.55x = 1,235,637,482,280,835
  5. Step 5: Solve for x
    x = 1,235,637,482,280,835/29,687,233.55
  6. Step 6: Final answer
    x = 41,621,846.65

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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.