Home / 98,948.27-148,422.40-43,544.27

Finding the Fourth Proportional to 98,948.27, 148,422.40 and 43,544.27

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Solution

The fourth proportional to 98,948.27, 148,422.40 and 43,544.27 is: 65,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,948.27 : 148,422.40 = 43,544.27 : x
  2. Step 2: Convert to fraction form
    98,948.27/148,422.40 = 43,544.27/x
  3. Step 3: Cross multiply
    98,948.27x = 148,422.40 × 43,544.27
  4. Step 4: Simplify right side
    98,948.27x = 6,462,945,059.65
  5. Step 5: Solve for x
    x = 6,462,945,059.65/98,948.27
  6. Step 6: Final answer
    x = 65,316.40

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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.