Home / 175,355.25-242,013.96-98,890.08

Finding the Fourth Proportional to 175,355.25, 242,013.96 and 98,890.08

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Solution

The fourth proportional to 175,355.25, 242,013.96 and 98,890.08 is: 136,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,355.25 : 242,013.96 = 98,890.08 : x
  2. Step 2: Convert to fraction form
    175,355.25/242,013.96 = 98,890.08/x
  3. Step 3: Cross multiply
    175,355.25x = 242,013.96 × 98,890.08
  4. Step 4: Simplify right side
    175,355.25x = 23,932,779,865.52
  5. Step 5: Solve for x
    x = 23,932,779,865.52/175,355.25
  6. Step 6: Final answer
    x = 136,481.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.