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Finding the Fourth Proportional to 57,483.20, 86,187.52 and 22,426.40

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Solution

The fourth proportional to 57,483.20, 86,187.52 and 22,426.40 is: 33,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,483.20 : 86,187.52 = 22,426.40 : x
  2. Step 2: Convert to fraction form
    57,483.20/86,187.52 = 22,426.40/x
  3. Step 3: Cross multiply
    57,483.20x = 86,187.52 × 22,426.40
  4. Step 4: Simplify right side
    57,483.20x = 1,932,875,798.53
  5. Step 5: Solve for x
    x = 1,932,875,798.53/57,483.20
  6. Step 6: Final answer
    x = 33,625.06

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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.