Home / 130,120.02-195,179.76-36,625.50

Finding the Fourth Proportional to 130,120.02, 195,179.76 and 36,625.50

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Solution

The fourth proportional to 130,120.02, 195,179.76 and 36,625.50 is: 54,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,120.02 : 195,179.76 = 36,625.50 : x
  2. Step 2: Convert to fraction form
    130,120.02/195,179.76 = 36,625.50/x
  3. Step 3: Cross multiply
    130,120.02x = 195,179.76 × 36,625.50
  4. Step 4: Simplify right side
    130,120.02x = 7,148,556,299.88
  5. Step 5: Solve for x
    x = 7,148,556,299.88/130,120.02
  6. Step 6: Final answer
    x = 54,938.17

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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.