Home / 141,274.20-194,845.65-92,925.78

Finding the Fourth Proportional to 141,274.20, 194,845.65 and 92,925.78

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Solution

The fourth proportional to 141,274.20, 194,845.65 and 92,925.78 is: 128,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,274.20 : 194,845.65 = 92,925.78 : x
  2. Step 2: Convert to fraction form
    141,274.20/194,845.65 = 92,925.78/x
  3. Step 3: Cross multiply
    141,274.20x = 194,845.65 × 92,925.78
  4. Step 4: Simplify right side
    141,274.20x = 18,106,184,368.38
  5. Step 5: Solve for x
    x = 18,106,184,368.38/141,274.20
  6. Step 6: Final answer
    x = 128,163.42

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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.