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Finding the Fourth Proportional to 62,410.70, 87,530.50 and 62,410.70

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Solution

The fourth proportional to 62,410.70, 87,530.50 and 62,410.70 is: 87,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,410.70 : 87,530.50 = 62,410.70 : x
  2. Step 2: Convert to fraction form
    62,410.70/87,530.50 = 62,410.70/x
  3. Step 3: Cross multiply
    62,410.70x = 87,530.50 × 62,410.70
  4. Step 4: Simplify right side
    62,410.70x = 5,462,839,776.35
  5. Step 5: Solve for x
    x = 5,462,839,776.35/62,410.70
  6. Step 6: Final answer
    x = 87,530.50

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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.