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Finding the Fourth Proportional to 62,905.03, 86,807.73 and 34,610.74

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Solution

The fourth proportional to 62,905.03, 86,807.73 and 34,610.74 is: 47,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,905.03 : 86,807.73 = 34,610.74 : x
  2. Step 2: Convert to fraction form
    62,905.03/86,807.73 = 34,610.74/x
  3. Step 3: Cross multiply
    62,905.03x = 86,807.73 × 34,610.74
  4. Step 4: Simplify right side
    62,905.03x = 3,004,479,773.02
  5. Step 5: Solve for x
    x = 3,004,479,773.02/62,905.03
  6. Step 6: Final answer
    x = 47,762.15

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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.