Home / 79,515.83-119,287.03-36,864.01

Finding the Fourth Proportional to 79,515.83, 119,287.03 and 36,864.01

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Solution

The fourth proportional to 79,515.83, 119,287.03 and 36,864.01 is: 55,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,515.83 : 119,287.03 = 36,864.01 : x
  2. Step 2: Convert to fraction form
    79,515.83/119,287.03 = 36,864.01/x
  3. Step 3: Cross multiply
    79,515.83x = 119,287.03 × 36,864.01
  4. Step 4: Simplify right side
    79,515.83x = 4,397,398,392.86
  5. Step 5: Solve for x
    x = 4,397,398,392.86/79,515.83
  6. Step 6: Final answer
    x = 55,302.18

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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.