Home / 57,406.64-86,085.56-17,953.12

Finding the Fourth Proportional to 57,406.64, 86,085.56 and 17,953.12

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Solution

The fourth proportional to 57,406.64, 86,085.56 and 17,953.12 is: 26,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,406.64 : 86,085.56 = 17,953.12 : x
  2. Step 2: Convert to fraction form
    57,406.64/86,085.56 = 17,953.12/x
  3. Step 3: Cross multiply
    57,406.64x = 86,085.56 × 17,953.12
  4. Step 4: Simplify right side
    57,406.64x = 1,545,504,388.95
  5. Step 5: Solve for x
    x = 1,545,504,388.95/57,406.64
  6. Step 6: Final answer
    x = 26,922.05

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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.