Home / 48,440.67-72,660.92-12,902.01

Finding the Fourth Proportional to 48,440.67, 72,660.92 and 12,902.01

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Solution

The fourth proportional to 48,440.67, 72,660.92 and 12,902.01 is: 19,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.67 : 72,660.92 = 12,902.01 : x
  2. Step 2: Convert to fraction form
    48,440.67/72,660.92 = 12,902.01/x
  3. Step 3: Cross multiply
    48,440.67x = 72,660.92 × 12,902.01
  4. Step 4: Simplify right side
    48,440.67x = 937,471,851.94
  5. Step 5: Solve for x
    x = 937,471,851.94/48,440.67
  6. Step 6: Final answer
    x = 19,352.99

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1.5x scale

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.