Home / 53,624.89-80,445.84-18,567.28

Finding the Fourth Proportional to 53,624.89, 80,445.84 and 18,567.28

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Solution

The fourth proportional to 53,624.89, 80,445.84 and 18,567.28 is: 27,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,624.89 : 80,445.84 = 18,567.28 : x
  2. Step 2: Convert to fraction form
    53,624.89/80,445.84 = 18,567.28/x
  3. Step 3: Cross multiply
    53,624.89x = 80,445.84 × 18,567.28
  4. Step 4: Simplify right side
    53,624.89x = 1,493,660,436.12
  5. Step 5: Solve for x
    x = 1,493,660,436.12/53,624.89
  6. Step 6: Final answer
    x = 27,853.86

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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.