Home / 130,945.50-196,418.25-37,451.25

Finding the Fourth Proportional to 130,945.50, 196,418.25 and 37,451.25

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Solution

The fourth proportional to 130,945.50, 196,418.25 and 37,451.25 is: 56,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,945.50 : 196,418.25 = 37,451.25 : x
  2. Step 2: Convert to fraction form
    130,945.50/196,418.25 = 37,451.25/x
  3. Step 3: Cross multiply
    130,945.50x = 196,418.25 × 37,451.25
  4. Step 4: Simplify right side
    130,945.50x = 7,356,108,985.31
  5. Step 5: Solve for x
    x = 7,356,108,985.31/130,945.50
  6. Step 6: Final answer
    x = 56,176.88

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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.