Home / 242,941.98-335,268.27-140,959.74

Finding the Fourth Proportional to 242,941.98, 335,268.27 and 140,959.74

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Solution

The fourth proportional to 242,941.98, 335,268.27 and 140,959.74 is: 194,529.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,941.98 : 335,268.27 = 140,959.74 : x
  2. Step 2: Convert to fraction form
    242,941.98/335,268.27 = 140,959.74/x
  3. Step 3: Cross multiply
    242,941.98x = 335,268.27 × 140,959.74
  4. Step 4: Simplify right side
    242,941.98x = 47,259,328,169.45
  5. Step 5: Solve for x
    x = 47,259,328,169.45/242,941.98
  6. Step 6: Final answer
    x = 194,529.28

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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.