Home / 130,644.96-196,000.34-37,150.68

Finding the Fourth Proportional to 130,644.96, 196,000.34 and 37,150.68

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Solution

The fourth proportional to 130,644.96, 196,000.34 and 37,150.68 is: 55,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,644.96 : 196,000.34 = 37,150.68 : x
  2. Step 2: Convert to fraction form
    130,644.96/196,000.34 = 37,150.68/x
  3. Step 3: Cross multiply
    130,644.96x = 196,000.34 × 37,150.68
  4. Step 4: Simplify right side
    130,644.96x = 7,281,545,911.23
  5. Step 5: Solve for x
    x = 7,281,545,911.23/130,644.96
  6. Step 6: Final answer
    x = 55,735.38

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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.