Home / 78,230.06-117,354.25-24,903.35

Finding the Fourth Proportional to 78,230.06, 117,354.25 and 24,903.35

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Solution

The fourth proportional to 78,230.06, 117,354.25 and 24,903.35 is: 37,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,230.06 : 117,354.25 = 24,903.35 : x
  2. Step 2: Convert to fraction form
    78,230.06/117,354.25 = 24,903.35/x
  3. Step 3: Cross multiply
    78,230.06x = 117,354.25 × 24,903.35
  4. Step 4: Simplify right side
    78,230.06x = 2,922,514,164.96
  5. Step 5: Solve for x
    x = 2,922,514,164.96/78,230.06
  6. Step 6: Final answer
    x = 37,357.94

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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.