Home / 55,448.75-83,196.96-18,020.30

Finding the Fourth Proportional to 55,448.75, 83,196.96 and 18,020.30

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Solution

The fourth proportional to 55,448.75, 83,196.96 and 18,020.30 is: 27,038.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.75 : 83,196.96 = 18,020.30 : x
  2. Step 2: Convert to fraction form
    55,448.75/83,196.96 = 18,020.30/x
  3. Step 3: Cross multiply
    55,448.75x = 83,196.96 × 18,020.30
  4. Step 4: Simplify right side
    55,448.75x = 1,499,233,970.30
  5. Step 5: Solve for x
    x = 1,499,233,970.30/55,448.75
  6. Step 6: Final answer
    x = 27,038.19

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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.