Home / 61,890.17-85,410.20-33,597.68

Finding the Fourth Proportional to 61,890.17, 85,410.20 and 33,597.68

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Solution

The fourth proportional to 61,890.17, 85,410.20 and 33,597.68 is: 46,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890.17 : 85,410.20 = 33,597.68 : x
  2. Step 2: Convert to fraction form
    61,890.17/85,410.20 = 33,597.68/x
  3. Step 3: Cross multiply
    61,890.17x = 85,410.20 × 33,597.68
  4. Step 4: Simplify right side
    61,890.17x = 2,869,584,568.34
  5. Step 5: Solve for x
    x = 2,869,584,568.34/61,890.17
  6. Step 6: Final answer
    x = 46,365.76

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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.