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Finding the Fourth Proportional to 57,809.64, 86,661.86 and 22,248.26

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Solution

The fourth proportional to 57,809.64, 86,661.86 and 22,248.26 is: 33,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,809.64 : 86,661.86 = 22,248.26 : x
  2. Step 2: Convert to fraction form
    57,809.64/86,661.86 = 22,248.26/x
  3. Step 3: Cross multiply
    57,809.64x = 86,661.86 × 22,248.26
  4. Step 4: Simplify right side
    57,809.64x = 1,928,075,593.36
  5. Step 5: Solve for x
    x = 1,928,075,593.36/57,809.64
  6. Step 6: Final answer
    x = 33,352.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.