Home / 130,367.52-195,195.66-98,681.54

Finding the Fourth Proportional to 130,367.52, 195,195.66 and 98,681.54

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Solution

The fourth proportional to 130,367.52, 195,195.66 and 98,681.54 is: 147,753.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,367.52 : 195,195.66 = 98,681.54 : x
  2. Step 2: Convert to fraction form
    130,367.52/195,195.66 = 98,681.54/x
  3. Step 3: Cross multiply
    130,367.52x = 195,195.66 × 98,681.54
  4. Step 4: Simplify right side
    130,367.52x = 19,262,207,354.14
  5. Step 5: Solve for x
    x = 19,262,207,354.14/130,367.52
  6. Step 6: Final answer
    x = 147,753.12

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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.