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Finding the Fourth Proportional to 52,483.63, 72,423.78 and 29,516.89

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Solution

The fourth proportional to 52,483.63, 72,423.78 and 29,516.89 is: 40,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,483.63 : 72,423.78 = 29,516.89 : x
  2. Step 2: Convert to fraction form
    52,483.63/72,423.78 = 29,516.89/x
  3. Step 3: Cross multiply
    52,483.63x = 72,423.78 × 29,516.89
  4. Step 4: Simplify right side
    52,483.63x = 2,137,724,747.64
  5. Step 5: Solve for x
    x = 2,137,724,747.64/52,483.63
  6. Step 6: Final answer
    x = 40,731.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.