Home / 69,315.40-95,574.90-48,112.84

Finding the Fourth Proportional to 69,315.40, 95,574.90 and 48,112.84

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Solution

The fourth proportional to 69,315.40, 95,574.90 and 48,112.84 is: 66,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,315.40 : 95,574.90 = 48,112.84 : x
  2. Step 2: Convert to fraction form
    69,315.40/95,574.90 = 48,112.84/x
  3. Step 3: Cross multiply
    69,315.40x = 95,574.90 × 48,112.84
  4. Step 4: Simplify right side
    69,315.40x = 4,598,379,871.72
  5. Step 5: Solve for x
    x = 4,598,379,871.72/69,315.40
  6. Step 6: Final answer
    x = 66,339.95

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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.