Home / 37,142.40-55,684.44-25,420.08

Finding the Fourth Proportional to 37,142.40, 55,684.44 and 25,420.08

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Solution

The fourth proportional to 37,142.40, 55,684.44 and 25,420.08 is: 38,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,142.40 : 55,684.44 = 25,420.08 : x
  2. Step 2: Convert to fraction form
    37,142.40/55,684.44 = 25,420.08/x
  3. Step 3: Cross multiply
    37,142.40x = 55,684.44 × 25,420.08
  4. Step 4: Simplify right side
    37,142.40x = 1,415,502,919.56
  5. Step 5: Solve for x
    x = 1,415,502,919.56/37,142.40
  6. Step 6: Final answer
    x = 38,110.16

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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.