Home / 293,780.16-440,670.24-72,164.16

Finding the Fourth Proportional to 293,780.16, 440,670.24 and 72,164.16

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Solution

The fourth proportional to 293,780.16, 440,670.24 and 72,164.16 is: 108,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,780.16 : 440,670.24 = 72,164.16 : x
  2. Step 2: Convert to fraction form
    293,780.16/440,670.24 = 72,164.16/x
  3. Step 3: Cross multiply
    293,780.16x = 440,670.24 × 72,164.16
  4. Step 4: Simplify right side
    293,780.16x = 31,800,597,706.60
  5. Step 5: Solve for x
    x = 31,800,597,706.60/293,780.16
  6. Step 6: Final answer
    x = 108,246.24

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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.