Home / 120,665.70-180,757.98-94,246.74

Finding the Fourth Proportional to 120,665.70, 180,757.98 and 94,246.74

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Solution

The fourth proportional to 120,665.70, 180,757.98 and 94,246.74 is: 141,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,665.70 : 180,757.98 = 94,246.74 : x
  2. Step 2: Convert to fraction form
    120,665.70/180,757.98 = 94,246.74/x
  3. Step 3: Cross multiply
    120,665.70x = 180,757.98 × 94,246.74
  4. Step 4: Simplify right side
    120,665.70x = 17,035,850,343.99
  5. Step 5: Solve for x
    x = 17,035,850,343.99/120,665.70
  6. Step 6: Final answer
    x = 141,182.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.