Home / 253,416.26-349,753.70-144,520.83

Finding the Fourth Proportional to 253,416.26, 349,753.70 and 144,520.83

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Solution

The fourth proportional to 253,416.26, 349,753.70 and 144,520.83 is: 199,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,416.26 : 349,753.70 = 144,520.83 : x
  2. Step 2: Convert to fraction form
    253,416.26/349,753.70 = 144,520.83/x
  3. Step 3: Cross multiply
    253,416.26x = 349,753.70 × 144,520.83
  4. Step 4: Simplify right side
    253,416.26x = 50,546,695,380.87
  5. Step 5: Solve for x
    x = 50,546,695,380.87/253,416.26
  6. Step 6: Final answer
    x = 199,461.14

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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.