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Finding the Fourth Proportional to 61,759.68, 85,228.25 and 33,465.38

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Solution

The fourth proportional to 61,759.68, 85,228.25 and 33,465.38 is: 46,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,759.68 : 85,228.25 = 33,465.38 : x
  2. Step 2: Convert to fraction form
    61,759.68/85,228.25 = 33,465.38/x
  3. Step 3: Cross multiply
    61,759.68x = 85,228.25 × 33,465.38
  4. Step 4: Simplify right side
    61,759.68x = 2,852,195,179.52
  5. Step 5: Solve for x
    x = 2,852,195,179.52/61,759.68
  6. Step 6: Final answer
    x = 46,182.16

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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.