Home / 240,069.60-331,191.99-144,520.94

Finding the Fourth Proportional to 240,069.60, 331,191.99 and 144,520.94

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Solution

The fourth proportional to 240,069.60, 331,191.99 and 144,520.94 is: 199,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,069.60 : 331,191.99 = 144,520.94 : x
  2. Step 2: Convert to fraction form
    240,069.60/331,191.99 = 144,520.94/x
  3. Step 3: Cross multiply
    240,069.60x = 331,191.99 × 144,520.94
  4. Step 4: Simplify right side
    240,069.60x = 47,864,178,543.25
  5. Step 5: Solve for x
    x = 47,864,178,543.25/240,069.60
  6. Step 6: Final answer
    x = 199,376.26

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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.