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Finding the Fourth Proportional to 37,473.52, 51,713.76 and 21,558.64

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Solution

The fourth proportional to 37,473.52, 51,713.76 and 21,558.64 is: 29,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.52 : 51,713.76 = 21,558.64 : x
  2. Step 2: Convert to fraction form
    37,473.52/51,713.76 = 21,558.64/x
  3. Step 3: Cross multiply
    37,473.52x = 51,713.76 × 21,558.64
  4. Step 4: Simplify right side
    37,473.52x = 1,114,878,334.89
  5. Step 5: Solve for x
    x = 1,114,878,334.89/37,473.52
  6. Step 6: Final answer
    x = 29,751.10

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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.