Home / 130,625.37-196,380.99-104,307.57

Finding the Fourth Proportional to 130,625.37, 196,380.99 and 104,307.57

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Solution

The fourth proportional to 130,625.37, 196,380.99 and 104,307.57 is: 156,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,625.37 : 196,380.99 = 104,307.57 : x
  2. Step 2: Convert to fraction form
    130,625.37/196,380.99 = 104,307.57/x
  3. Step 3: Cross multiply
    130,625.37x = 196,380.99 × 104,307.57
  4. Step 4: Simplify right side
    130,625.37x = 20,484,023,861.09
  5. Step 5: Solve for x
    x = 20,484,023,861.09/130,625.37
  6. Step 6: Final answer
    x = 156,815.05

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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.