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Finding the Fourth Proportional to 61,736.64, 85,196.57 and 33,442.32

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Solution

The fourth proportional to 61,736.64, 85,196.57 and 33,442.32 is: 46,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,736.64 : 85,196.57 = 33,442.32 : x
  2. Step 2: Convert to fraction form
    61,736.64/85,196.57 = 33,442.32/x
  3. Step 3: Cross multiply
    61,736.64x = 85,196.57 × 33,442.32
  4. Step 4: Simplify right side
    61,736.64x = 2,849,170,789.63
  5. Step 5: Solve for x
    x = 2,849,170,789.63/61,736.64
  6. Step 6: Final answer
    x = 46,150.40

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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.