Home / 55,545.36-83,326.68-18,096.72

Finding the Fourth Proportional to 55,545.36, 83,326.68 and 18,096.72

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Solution

The fourth proportional to 55,545.36, 83,326.68 and 18,096.72 is: 27,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,545.36 : 83,326.68 = 18,096.72 : x
  2. Step 2: Convert to fraction form
    55,545.36/83,326.68 = 18,096.72/x
  3. Step 3: Cross multiply
    55,545.36x = 83,326.68 × 18,096.72
  4. Step 4: Simplify right side
    55,545.36x = 1,507,939,334.91
  5. Step 5: Solve for x
    x = 1,507,939,334.91/55,545.36
  6. Step 6: Final answer
    x = 27,147.89

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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.