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Finding the Fourth Proportional to 61,777.76, 85,253.73 and 33,483.92

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Solution

The fourth proportional to 61,777.76, 85,253.73 and 33,483.92 is: 46,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,777.76 : 85,253.73 = 33,483.92 : x
  2. Step 2: Convert to fraction form
    61,777.76/85,253.73 = 33,483.92/x
  3. Step 3: Cross multiply
    61,777.76x = 85,253.73 × 33,483.92
  4. Step 4: Simplify right side
    61,777.76x = 2,854,629,075.02
  5. Step 5: Solve for x
    x = 2,854,629,075.02/61,777.76
  6. Step 6: Final answer
    x = 46,208.04

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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.