Home / 37,175.90-51,301.89-21,259.40

Finding the Fourth Proportional to 37,175.90, 51,301.89 and 21,259.40

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Solution

The fourth proportional to 37,175.90, 51,301.89 and 21,259.40 is: 29,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.90 : 51,301.89 = 21,259.40 : x
  2. Step 2: Convert to fraction form
    37,175.90/51,301.89 = 21,259.40/x
  3. Step 3: Cross multiply
    37,175.90x = 51,301.89 × 21,259.40
  4. Step 4: Simplify right side
    37,175.90x = 1,090,647,143.76
  5. Step 5: Solve for x
    x = 1,090,647,143.76/37,175.90
  6. Step 6: Final answer
    x = 29,337.48

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1.5x scale

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.