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Finding the Fourth Proportional to 64,255.55, 95,923.41 and 55,850.28

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Solution

The fourth proportional to 64,255.55, 95,923.41 and 55,850.28 is: 83,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,255.55 : 95,923.41 = 55,850.28 : x
  2. Step 2: Convert to fraction form
    64,255.55/95,923.41 = 55,850.28/x
  3. Step 3: Cross multiply
    64,255.55x = 95,923.41 × 55,850.28
  4. Step 4: Simplify right side
    64,255.55x = 5,357,349,307.05
  5. Step 5: Solve for x
    x = 5,357,349,307.05/64,255.55
  6. Step 6: Final answer
    x = 83,375.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.