Home / 53,520.71-80,285.31-17,982.16

Finding the Fourth Proportional to 53,520.71, 80,285.31 and 17,982.16

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Solution

The fourth proportional to 53,520.71, 80,285.31 and 17,982.16 is: 26,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.71 : 80,285.31 = 17,982.16 : x
  2. Step 2: Convert to fraction form
    53,520.71/80,285.31 = 17,982.16/x
  3. Step 3: Cross multiply
    53,520.71x = 80,285.31 × 17,982.16
  4. Step 4: Simplify right side
    53,520.71x = 1,443,703,089.36
  5. Step 5: Solve for x
    x = 1,443,703,089.36/53,520.71
  6. Step 6: Final answer
    x = 26,974.67

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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.