Home / 37,129.04-55,696.08-12,162.50

Finding the Fourth Proportional to 37,129.04, 55,696.08 and 12,162.50

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Solution

The fourth proportional to 37,129.04, 55,696.08 and 12,162.50 is: 18,244.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.04 : 55,696.08 = 12,162.50 : x
  2. Step 2: Convert to fraction form
    37,129.04/55,696.08 = 12,162.50/x
  3. Step 3: Cross multiply
    37,129.04x = 55,696.08 × 12,162.50
  4. Step 4: Simplify right side
    37,129.04x = 677,403,573
  5. Step 5: Solve for x
    x = 677,403,573/37,129.04
  6. Step 6: Final answer
    x = 18,244.58

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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.