Home / 392,133.18-588,023.73-111,583.74

Finding the Fourth Proportional to 392,133.18, 588,023.73 and 111,583.74

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Solution

The fourth proportional to 392,133.18, 588,023.73 and 111,583.74 is: 167,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,133.18 : 588,023.73 = 111,583.74 : x
  2. Step 2: Convert to fraction form
    392,133.18/588,023.73 = 111,583.74/x
  3. Step 3: Cross multiply
    392,133.18x = 588,023.73 × 111,583.74
  4. Step 4: Simplify right side
    392,133.18x = 65,613,887,002.15
  5. Step 5: Solve for x
    x = 65,613,887,002.15/392,133.18
  6. Step 6: Final answer
    x = 167,325.52

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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.