Home / 251,686.83-347,335.52-144,277.59

Finding the Fourth Proportional to 251,686.83, 347,335.52 and 144,277.59

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Solution

The fourth proportional to 251,686.83, 347,335.52 and 144,277.59 is: 199,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,686.83 : 347,335.52 = 144,277.59 : x
  2. Step 2: Convert to fraction form
    251,686.83/347,335.52 = 144,277.59/x
  3. Step 3: Cross multiply
    251,686.83x = 347,335.52 × 144,277.59
  4. Step 4: Simplify right side
    251,686.83x = 50,112,731,025.61
  5. Step 5: Solve for x
    x = 50,112,731,025.61/251,686.83
  6. Step 6: Final answer
    x = 199,107.48

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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.