Home / 251,566.85-347,171.52-144,157.64

Finding the Fourth Proportional to 251,566.85, 347,171.52 and 144,157.64

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Solution

The fourth proportional to 251,566.85, 347,171.52 and 144,157.64 is: 198,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,566.85 : 347,171.52 = 144,157.64 : x
  2. Step 2: Convert to fraction form
    251,566.85/347,171.52 = 144,157.64/x
  3. Step 3: Cross multiply
    251,566.85x = 347,171.52 × 144,157.64
  4. Step 4: Simplify right side
    251,566.85x = 50,047,426,945.10
  5. Step 5: Solve for x
    x = 50,047,426,945.10/251,566.85
  6. Step 6: Final answer
    x = 198,942.86

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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.