Home / 37,143.03-55,685.37-25,420.71

Finding the Fourth Proportional to 37,143.03, 55,685.37 and 25,420.71

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Solution

The fourth proportional to 37,143.03, 55,685.37 and 25,420.71 is: 38,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143.03 : 55,685.37 = 25,420.71 : x
  2. Step 2: Convert to fraction form
    37,143.03/55,685.37 = 25,420.71/x
  3. Step 3: Cross multiply
    37,143.03x = 55,685.37 × 25,420.71
  4. Step 4: Simplify right side
    37,143.03x = 1,415,561,642.01
  5. Step 5: Solve for x
    x = 1,415,561,642.01/37,143.03
  6. Step 6: Final answer
    x = 38,111.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.