Home / 158,622.38-237,995.86-69,813.60

Finding the Fourth Proportional to 158,622.38, 237,995.86 and 69,813.60

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Solution

The fourth proportional to 158,622.38, 237,995.86 and 69,813.60 is: 104,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,622.38 : 237,995.86 = 69,813.60 : x
  2. Step 2: Convert to fraction form
    158,622.38/237,995.86 = 69,813.60/x
  3. Step 3: Cross multiply
    158,622.38x = 237,995.86 × 69,813.60
  4. Step 4: Simplify right side
    158,622.38x = 16,615,347,771.70
  5. Step 5: Solve for x
    x = 16,615,347,771.70/158,622.38
  6. Step 6: Final answer
    x = 104,747.82

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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.