Home / 37,175.47-51,302.20-20,179.72

Finding the Fourth Proportional to 37,175.47, 51,302.20 and 20,179.72

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Solution

The fourth proportional to 37,175.47, 51,302.20 and 20,179.72 is: 27,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.47 : 51,302.20 = 20,179.72 : x
  2. Step 2: Convert to fraction form
    37,175.47/51,302.20 = 20,179.72/x
  3. Step 3: Cross multiply
    37,175.47x = 51,302.20 × 20,179.72
  4. Step 4: Simplify right side
    37,175.47x = 1,035,264,031.38
  5. Step 5: Solve for x
    x = 1,035,264,031.38/37,175.47
  6. Step 6: Final answer
    x = 27,848.04

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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.