Home / 37,161.90-51,282.36-20,165.40

Finding the Fourth Proportional to 37,161.90, 51,282.36 and 20,165.40

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Solution

The fourth proportional to 37,161.90, 51,282.36 and 20,165.40 is: 27,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.90 : 51,282.36 = 20,165.40 : x
  2. Step 2: Convert to fraction form
    37,161.90/51,282.36 = 20,165.40/x
  3. Step 3: Cross multiply
    37,161.90x = 51,282.36 × 20,165.40
  4. Step 4: Simplify right side
    37,161.90x = 1,034,129,302.34
  5. Step 5: Solve for x
    x = 1,034,129,302.34/37,161.90
  6. Step 6: Final answer
    x = 27,827.68

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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.