Home / 53,628.40-80,466.36-18,593.20

Finding the Fourth Proportional to 53,628.40, 80,466.36 and 18,593.20

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Solution

The fourth proportional to 53,628.40, 80,466.36 and 18,593.20 is: 27,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,628.40 : 80,466.36 = 18,593.20 : x
  2. Step 2: Convert to fraction form
    53,628.40/80,466.36 = 18,593.20/x
  3. Step 3: Cross multiply
    53,628.40x = 80,466.36 × 18,593.20
  4. Step 4: Simplify right side
    53,628.40x = 1,496,127,124.75
  5. Step 5: Solve for x
    x = 1,496,127,124.75/53,628.40
  6. Step 6: Final answer
    x = 27,898.04

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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.