Home / 130,687.12-196,030.47-37,192.87

Finding the Fourth Proportional to 130,687.12, 196,030.47 and 37,192.87

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Solution

The fourth proportional to 130,687.12, 196,030.47 and 37,192.87 is: 55,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,687.12 : 196,030.47 = 37,192.87 : x
  2. Step 2: Convert to fraction form
    130,687.12/196,030.47 = 37,192.87/x
  3. Step 3: Cross multiply
    130,687.12x = 196,030.47 × 37,192.87
  4. Step 4: Simplify right side
    130,687.12x = 7,290,934,806.60
  5. Step 5: Solve for x
    x = 7,290,934,806.60/130,687.12
  6. Step 6: Final answer
    x = 55,789.24

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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.