Home / 53,960.55-80,948.22-18,412.33

Finding the Fourth Proportional to 53,960.55, 80,948.22 and 18,412.33

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Solution

The fourth proportional to 53,960.55, 80,948.22 and 18,412.33 is: 27,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,960.55 : 80,948.22 = 18,412.33 : x
  2. Step 2: Convert to fraction form
    53,960.55/80,948.22 = 18,412.33/x
  3. Step 3: Cross multiply
    53,960.55x = 80,948.22 × 18,412.33
  4. Step 4: Simplify right side
    53,960.55x = 1,490,445,339.55
  5. Step 5: Solve for x
    x = 1,490,445,339.55/53,960.55
  6. Step 6: Final answer
    x = 27,621.02

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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.