Home / 53,653.47-80,479.26-18,592.62

Finding the Fourth Proportional to 53,653.47, 80,479.26 and 18,592.62

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Solution

The fourth proportional to 53,653.47, 80,479.26 and 18,592.62 is: 27,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,653.47 : 80,479.26 = 18,592.62 : x
  2. Step 2: Convert to fraction form
    53,653.47/80,479.26 = 18,592.62/x
  3. Step 3: Cross multiply
    53,653.47x = 80,479.26 × 18,592.62
  4. Step 4: Simplify right side
    53,653.47x = 1,496,320,299.06
  5. Step 5: Solve for x
    x = 1,496,320,299.06/53,653.47
  6. Step 6: Final answer
    x = 27,888.60

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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.