Home / 57,669.06-86,503.07-18,226.18

Finding the Fourth Proportional to 57,669.06, 86,503.07 and 18,226.18

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Solution

The fourth proportional to 57,669.06, 86,503.07 and 18,226.18 is: 27,339.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.06 : 86,503.07 = 18,226.18 : x
  2. Step 2: Convert to fraction form
    57,669.06/86,503.07 = 18,226.18/x
  3. Step 3: Cross multiply
    57,669.06x = 86,503.07 × 18,226.18
  4. Step 4: Simplify right side
    57,669.06x = 1,576,620,678.07
  5. Step 5: Solve for x
    x = 1,576,620,678.07/57,669.06
  6. Step 6: Final answer
    x = 27,339.11

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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.