Home / 66,775.37-92,150.02-36,560.69

Finding the Fourth Proportional to 66,775.37, 92,150.02 and 36,560.69

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Solution

The fourth proportional to 66,775.37, 92,150.02 and 36,560.69 is: 50,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,775.37 : 92,150.02 = 36,560.69 : x
  2. Step 2: Convert to fraction form
    66,775.37/92,150.02 = 36,560.69/x
  3. Step 3: Cross multiply
    66,775.37x = 92,150.02 × 36,560.69
  4. Step 4: Simplify right side
    66,775.37x = 3,369,068,453.69
  5. Step 5: Solve for x
    x = 3,369,068,453.69/66,775.37
  6. Step 6: Final answer
    x = 50,453.76

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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.