Home / 62,961.75-86,905.53-50,303.07

Finding the Fourth Proportional to 62,961.75, 86,905.53 and 50,303.07

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Solution

The fourth proportional to 62,961.75, 86,905.53 and 50,303.07 is: 69,432.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,961.75 : 86,905.53 = 50,303.07 : x
  2. Step 2: Convert to fraction form
    62,961.75/86,905.53 = 50,303.07/x
  3. Step 3: Cross multiply
    62,961.75x = 86,905.53 × 50,303.07
  4. Step 4: Simplify right side
    62,961.75x = 4,371,614,958.98
  5. Step 5: Solve for x
    x = 4,371,614,958.98/62,961.75
  6. Step 6: Final answer
    x = 69,432.87

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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.