Home / 53,665.28-80,497.88-14,226.36

Finding the Fourth Proportional to 53,665.28, 80,497.88 and 14,226.36

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Solution

The fourth proportional to 53,665.28, 80,497.88 and 14,226.36 is: 21,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665.28 : 80,497.88 = 14,226.36 : x
  2. Step 2: Convert to fraction form
    53,665.28/80,497.88 = 14,226.36/x
  3. Step 3: Cross multiply
    53,665.28x = 80,497.88 × 14,226.36
  4. Step 4: Simplify right side
    53,665.28x = 1,145,191,820.12
  5. Step 5: Solve for x
    x = 1,145,191,820.12/53,665.28
  6. Step 6: Final answer
    x = 21,339.53

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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.