Home / 53,977.23-80,966.87-18,446.69

Finding the Fourth Proportional to 53,977.23, 80,966.87 and 18,446.69

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Solution

The fourth proportional to 53,977.23, 80,966.87 and 18,446.69 is: 27,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.23 : 80,966.87 = 18,446.69 : x
  2. Step 2: Convert to fraction form
    53,977.23/80,966.87 = 18,446.69/x
  3. Step 3: Cross multiply
    53,977.23x = 80,966.87 × 18,446.69
  4. Step 4: Simplify right side
    53,977.23x = 1,493,570,254.09
  5. Step 5: Solve for x
    x = 1,493,570,254.09/53,977.23
  6. Step 6: Final answer
    x = 27,670.37

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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.