Home / 55,385.02-83,076.90-37,571.55

Finding the Fourth Proportional to 55,385.02, 83,076.90 and 37,571.55

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Solution

The fourth proportional to 55,385.02, 83,076.90 and 37,571.55 is: 56,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,385.02 : 83,076.90 = 37,571.55 : x
  2. Step 2: Convert to fraction form
    55,385.02/83,076.90 = 37,571.55/x
  3. Step 3: Cross multiply
    55,385.02x = 83,076.90 × 37,571.55
  4. Step 4: Simplify right side
    55,385.02x = 3,121,327,902.20
  5. Step 5: Solve for x
    x = 3,121,327,902.20/55,385.02
  6. Step 6: Final answer
    x = 56,356.90

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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.