Home / 146,109.20-219,250.20-52,602.80

Finding the Fourth Proportional to 146,109.20, 219,250.20 and 52,602.80

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Solution

The fourth proportional to 146,109.20, 219,250.20 and 52,602.80 is: 78,935.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,109.20 : 219,250.20 = 52,602.80 : x
  2. Step 2: Convert to fraction form
    146,109.20/219,250.20 = 52,602.80/x
  3. Step 3: Cross multiply
    146,109.20x = 219,250.20 × 52,602.80
  4. Step 4: Simplify right side
    146,109.20x = 11,533,174,420.56
  5. Step 5: Solve for x
    x = 11,533,174,420.56/146,109.20
  6. Step 6: Final answer
    x = 78,935.31

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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.