Home / 48,960.48-73,440.57-13,900.16

Finding the Fourth Proportional to 48,960.48, 73,440.57 and 13,900.16

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Solution

The fourth proportional to 48,960.48, 73,440.57 and 13,900.16 is: 20,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,960.48 : 73,440.57 = 13,900.16 : x
  2. Step 2: Convert to fraction form
    48,960.48/73,440.57 = 13,900.16/x
  3. Step 3: Cross multiply
    48,960.48x = 73,440.57 × 13,900.16
  4. Step 4: Simplify right side
    48,960.48x = 1,020,835,673.49
  5. Step 5: Solve for x
    x = 1,020,835,673.49/48,960.48
  6. Step 6: Final answer
    x = 20,850.20

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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.