Home / 257,229.02-354,976.07-144,051.77

Finding the Fourth Proportional to 257,229.02, 354,976.07 and 144,051.77

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Solution

The fourth proportional to 257,229.02, 354,976.07 and 144,051.77 is: 198,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,229.02 : 354,976.07 = 144,051.77 : x
  2. Step 2: Convert to fraction form
    257,229.02/354,976.07 = 144,051.77/x
  3. Step 3: Cross multiply
    257,229.02x = 354,976.07 × 144,051.77
  4. Step 4: Simplify right side
    257,229.02x = 51,134,930,171.88
  5. Step 5: Solve for x
    x = 51,134,930,171.88/257,229.02
  6. Step 6: Final answer
    x = 198,791.45

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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.