Home / 141,305.10-194,867.15-92,821.74

Finding the Fourth Proportional to 141,305.10, 194,867.15 and 92,821.74

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Solution

The fourth proportional to 141,305.10, 194,867.15 and 92,821.74 is: 128,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,305.10 : 194,867.15 = 92,821.74 : x
  2. Step 2: Convert to fraction form
    141,305.10/194,867.15 = 92,821.74/x
  3. Step 3: Cross multiply
    141,305.10x = 194,867.15 × 92,821.74
  4. Step 4: Simplify right side
    141,305.10x = 18,087,907,931.84
  5. Step 5: Solve for x
    x = 18,087,907,931.84/141,305.10
  6. Step 6: Final answer
    x = 128,006.05

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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.