Home / 141,378.99-212,219.55-57,194.18

Finding the Fourth Proportional to 141,378.99, 212,219.55 and 57,194.18

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Solution

The fourth proportional to 141,378.99, 212,219.55 and 57,194.18 is: 85,852.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,378.99 : 212,219.55 = 57,194.18 : x
  2. Step 2: Convert to fraction form
    141,378.99/212,219.55 = 57,194.18/x
  3. Step 3: Cross multiply
    141,378.99x = 212,219.55 × 57,194.18
  4. Step 4: Simplify right side
    141,378.99x = 12,137,722,440.94
  5. Step 5: Solve for x
    x = 12,137,722,440.94/141,378.99
  6. Step 6: Final answer
    x = 85,852.38

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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.