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Finding the Fourth Proportional to 54,807.84, 75,670.56 and 33,598.80

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Solution

The fourth proportional to 54,807.84, 75,670.56 and 33,598.80 is: 46,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,807.84 : 75,670.56 = 33,598.80 : x
  2. Step 2: Convert to fraction form
    54,807.84/75,670.56 = 33,598.80/x
  3. Step 3: Cross multiply
    54,807.84x = 75,670.56 × 33,598.80
  4. Step 4: Simplify right side
    54,807.84x = 2,542,440,011.33
  5. Step 5: Solve for x
    x = 2,542,440,011.33/54,807.84
  6. Step 6: Final answer
    x = 46,388.25

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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.