Home / 117,625.25-176,445.77-38,740.16

Finding the Fourth Proportional to 117,625.25, 176,445.77 and 38,740.16

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Solution

The fourth proportional to 117,625.25, 176,445.77 and 38,740.16 is: 58,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,625.25 : 176,445.77 = 38,740.16 : x
  2. Step 2: Convert to fraction form
    117,625.25/176,445.77 = 38,740.16/x
  3. Step 3: Cross multiply
    117,625.25x = 176,445.77 × 38,740.16
  4. Step 4: Simplify right side
    117,625.25x = 6,835,536,285.19
  5. Step 5: Solve for x
    x = 6,835,536,285.19/117,625.25
  6. Step 6: Final answer
    x = 58,112.83

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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.