Home / 79,830.14-119,746.38-23,675.96

Finding the Fourth Proportional to 79,830.14, 119,746.38 and 23,675.96

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Solution

The fourth proportional to 79,830.14, 119,746.38 and 23,675.96 is: 35,514.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,830.14 : 119,746.38 = 23,675.96 : x
  2. Step 2: Convert to fraction form
    79,830.14/119,746.38 = 23,675.96/x
  3. Step 3: Cross multiply
    79,830.14x = 119,746.38 × 23,675.96
  4. Step 4: Simplify right side
    79,830.14x = 2,835,110,503.02
  5. Step 5: Solve for x
    x = 2,835,110,503.02/79,830.14
  6. Step 6: Final answer
    x = 35,514.29

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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.