Home / 48,960.40-73,441.32-13,900.06

Finding the Fourth Proportional to 48,960.40, 73,441.32 and 13,900.06

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Solution

The fourth proportional to 48,960.40, 73,441.32 and 13,900.06 is: 20,850.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,960.40 : 73,441.32 = 13,900.06 : x
  2. Step 2: Convert to fraction form
    48,960.40/73,441.32 = 13,900.06/x
  3. Step 3: Cross multiply
    48,960.40x = 73,441.32 × 13,900.06
  4. Step 4: Simplify right side
    48,960.40x = 1,020,838,754.48
  5. Step 5: Solve for x
    x = 1,020,838,754.48/48,960.40
  6. Step 6: Final answer
    x = 20,850.29

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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.