Home / 37,159.02-51,278.94-20,392.02

Finding the Fourth Proportional to 37,159.02, 51,278.94 and 20,392.02

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Solution

The fourth proportional to 37,159.02, 51,278.94 and 20,392.02 is: 28,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,159.02 : 51,278.94 = 20,392.02 : x
  2. Step 2: Convert to fraction form
    37,159.02/51,278.94 = 20,392.02/x
  3. Step 3: Cross multiply
    37,159.02x = 51,278.94 × 20,392.02
  4. Step 4: Simplify right side
    37,159.02x = 1,045,681,170.06
  5. Step 5: Solve for x
    x = 1,045,681,170.06/37,159.02
  6. Step 6: Final answer
    x = 28,140.71

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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.