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Finding the Fourth Proportional to 117,038.13, 175,583.54 and 37,080.91

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Solution

The fourth proportional to 117,038.13, 175,583.54 and 37,080.91 is: 55,629.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,038.13 : 175,583.54 = 37,080.91 : x
  2. Step 2: Convert to fraction form
    117,038.13/175,583.54 = 37,080.91/x
  3. Step 3: Cross multiply
    117,038.13x = 175,583.54 × 37,080.91
  4. Step 4: Simplify right side
    117,038.13x = 6,510,797,444.22
  5. Step 5: Solve for x
    x = 6,510,797,444.22/117,038.13
  6. Step 6: Final answer
    x = 55,629.71

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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.