Home / 37,130.36-51,240.01-20,134.59

Finding the Fourth Proportional to 37,130.36, 51,240.01 and 20,134.59

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Solution

The fourth proportional to 37,130.36, 51,240.01 and 20,134.59 is: 27,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.36 : 51,240.01 = 20,134.59 : x
  2. Step 2: Convert to fraction form
    37,130.36/51,240.01 = 20,134.59/x
  3. Step 3: Cross multiply
    37,130.36x = 51,240.01 × 20,134.59
  4. Step 4: Simplify right side
    37,130.36x = 1,031,696,592.95
  5. Step 5: Solve for x
    x = 1,031,696,592.95/37,130.36
  6. Step 6: Final answer
    x = 27,785.80

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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.