Home / 130,950.88-196,538.16-52,120.48

Finding the Fourth Proportional to 130,950.88, 196,538.16 and 52,120.48

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Solution

The fourth proportional to 130,950.88, 196,538.16 and 52,120.48 is: 78,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,950.88 : 196,538.16 = 52,120.48 : x
  2. Step 2: Convert to fraction form
    130,950.88/196,538.16 = 52,120.48/x
  3. Step 3: Cross multiply
    130,950.88x = 196,538.16 × 52,120.48
  4. Step 4: Simplify right side
    130,950.88x = 10,243,663,237.52
  5. Step 5: Solve for x
    x = 10,243,663,237.52/130,950.88
  6. Step 6: Final answer
    x = 78,225.23

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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.