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Finding the Fourth Proportional to 57,498.60, 86,224.24 and 21,973.04

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Solution

The fourth proportional to 57,498.60, 86,224.24 and 21,973.04 is: 32,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,498.60 : 86,224.24 = 21,973.04 : x
  2. Step 2: Convert to fraction form
    57,498.60/86,224.24 = 21,973.04/x
  3. Step 3: Cross multiply
    57,498.60x = 86,224.24 × 21,973.04
  4. Step 4: Simplify right side
    57,498.60x = 1,894,608,674.49
  5. Step 5: Solve for x
    x = 1,894,608,674.49/57,498.60
  6. Step 6: Final answer
    x = 32,950.52

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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.