Home / 146,330.16-201,936.24-79,262.16

Finding the Fourth Proportional to 146,330.16, 201,936.24 and 79,262.16

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Solution

The fourth proportional to 146,330.16, 201,936.24 and 79,262.16 is: 109,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,330.16 : 201,936.24 = 79,262.16 : x
  2. Step 2: Convert to fraction form
    146,330.16/201,936.24 = 79,262.16/x
  3. Step 3: Cross multiply
    146,330.16x = 201,936.24 × 79,262.16
  4. Step 4: Simplify right side
    146,330.16x = 16,005,902,564.68
  5. Step 5: Solve for x
    x = 16,005,902,564.68/146,330.16
  6. Step 6: Final answer
    x = 109,382.12

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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.