Home / 37,113.07-51,215.85-20,117.25

Finding the Fourth Proportional to 37,113.07, 51,215.85 and 20,117.25

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Solution

The fourth proportional to 37,113.07, 51,215.85 and 20,117.25 is: 27,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.07 : 51,215.85 = 20,117.25 : x
  2. Step 2: Convert to fraction form
    37,113.07/51,215.85 = 20,117.25/x
  3. Step 3: Cross multiply
    37,113.07x = 51,215.85 × 20,117.25
  4. Step 4: Simplify right side
    37,113.07x = 1,030,322,058.41
  5. Step 5: Solve for x
    x = 1,030,322,058.41/37,113.07
  6. Step 6: Final answer
    x = 27,761.70

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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.