Home / 54,285.60-81,398.88-16,835.52

Finding the Fourth Proportional to 54,285.60, 81,398.88 and 16,835.52

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Solution

The fourth proportional to 54,285.60, 81,398.88 and 16,835.52 is: 25,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.60 : 81,398.88 = 16,835.52 : x
  2. Step 2: Convert to fraction form
    54,285.60/81,398.88 = 16,835.52/x
  3. Step 3: Cross multiply
    54,285.60x = 81,398.88 × 16,835.52
  4. Step 4: Simplify right side
    54,285.60x = 1,370,392,472.22
  5. Step 5: Solve for x
    x = 1,370,392,472.22/54,285.60
  6. Step 6: Final answer
    x = 25,244.13

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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.