Home / 37,106.02-51,203.73-21,997.90

Finding the Fourth Proportional to 37,106.02, 51,203.73 and 21,997.90

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Solution

The fourth proportional to 37,106.02, 51,203.73 and 21,997.90 is: 30,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,106.02 : 51,203.73 = 21,997.90 : x
  2. Step 2: Convert to fraction form
    37,106.02/51,203.73 = 21,997.90/x
  3. Step 3: Cross multiply
    37,106.02x = 51,203.73 × 21,997.90
  4. Step 4: Simplify right side
    37,106.02x = 1,126,374,532.17
  5. Step 5: Solve for x
    x = 1,126,374,532.17/37,106.02
  6. Step 6: Final answer
    x = 30,355.57

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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.