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Finding the Fourth Proportional to 62,635.48, 86,440.50 and 37,156.93

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Solution

The fourth proportional to 62,635.48, 86,440.50 and 37,156.93 is: 51,278.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,635.48 : 86,440.50 = 37,156.93 : x
  2. Step 2: Convert to fraction form
    62,635.48/86,440.50 = 37,156.93/x
  3. Step 3: Cross multiply
    62,635.48x = 86,440.50 × 37,156.93
  4. Step 4: Simplify right side
    62,635.48x = 3,211,863,576.38
  5. Step 5: Solve for x
    x = 3,211,863,576.38/62,635.48
  6. Step 6: Final answer
    x = 51,278.66

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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.