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Finding the Fourth Proportional to 46,376.88, 63,978.84 and 27,507.12

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Solution

The fourth proportional to 46,376.88, 63,978.84 and 27,507.12 is: 37,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,376.88 : 63,978.84 = 27,507.12 : x
  2. Step 2: Convert to fraction form
    46,376.88/63,978.84 = 27,507.12/x
  3. Step 3: Cross multiply
    46,376.88x = 63,978.84 × 27,507.12
  4. Step 4: Simplify right side
    46,376.88x = 1,759,873,629.34
  5. Step 5: Solve for x
    x = 1,759,873,629.34/46,376.88
  6. Step 6: Final answer
    x = 37,947.22

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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.