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Finding the Fourth Proportional to 61,597.50, 85,004.55 and 33,303.20

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Solution

The fourth proportional to 61,597.50, 85,004.55 and 33,303.20 is: 45,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,597.50 : 85,004.55 = 33,303.20 : x
  2. Step 2: Convert to fraction form
    61,597.50/85,004.55 = 33,303.20/x
  3. Step 3: Cross multiply
    61,597.50x = 85,004.55 × 33,303.20
  4. Step 4: Simplify right side
    61,597.50x = 2,830,923,104.54
  5. Step 5: Solve for x
    x = 2,830,923,104.54/61,597.50
  6. Step 6: Final answer
    x = 45,958.41

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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.