Home / 37,195.08-51,314.69-21,271.02

Finding the Fourth Proportional to 37,195.08, 51,314.69 and 21,271.02

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Solution

The fourth proportional to 37,195.08, 51,314.69 and 21,271.02 is: 29,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,195.08 : 51,314.69 = 21,271.02 : x
  2. Step 2: Convert to fraction form
    37,195.08/51,314.69 = 21,271.02/x
  3. Step 3: Cross multiply
    37,195.08x = 51,314.69 × 21,271.02
  4. Step 4: Simplify right side
    37,195.08x = 1,091,515,690.93
  5. Step 5: Solve for x
    x = 1,091,515,690.93/37,195.08
  6. Step 6: Final answer
    x = 29,345.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.