Home / 117,821.86-176,625.56-42,924.94

Finding the Fourth Proportional to 117,821.86, 176,625.56 and 42,924.94

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Solution

The fourth proportional to 117,821.86, 176,625.56 and 42,924.94 is: 64,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,821.86 : 176,625.56 = 42,924.94 : x
  2. Step 2: Convert to fraction form
    117,821.86/176,625.56 = 42,924.94/x
  3. Step 3: Cross multiply
    117,821.86x = 176,625.56 × 42,924.94
  4. Step 4: Simplify right side
    117,821.86x = 7,581,641,231.21
  5. Step 5: Solve for x
    x = 7,581,641,231.21/117,821.86
  6. Step 6: Final answer
    x = 64,348.34

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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.