Home / 48,240.81-72,472.46-46,247.94

Finding the Fourth Proportional to 48,240.81, 72,472.46 and 46,247.94

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Solution

The fourth proportional to 48,240.81, 72,472.46 and 46,247.94 is: 69,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,240.81 : 72,472.46 = 46,247.94 : x
  2. Step 2: Convert to fraction form
    48,240.81/72,472.46 = 46,247.94/x
  3. Step 3: Cross multiply
    48,240.81x = 72,472.46 × 46,247.94
  4. Step 4: Simplify right side
    48,240.81x = 3,351,701,750.49
  5. Step 5: Solve for x
    x = 3,351,701,750.49/48,240.81
  6. Step 6: Final answer
    x = 69,478.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.