Home / 55,570.25-83,346.84-18,130.23

Finding the Fourth Proportional to 55,570.25, 83,346.84 and 18,130.23

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Solution

The fourth proportional to 55,570.25, 83,346.84 and 18,130.23 is: 27,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570.25 : 83,346.84 = 18,130.23 : x
  2. Step 2: Convert to fraction form
    55,570.25/83,346.84 = 18,130.23/x
  3. Step 3: Cross multiply
    55,570.25x = 83,346.84 × 18,130.23
  4. Step 4: Simplify right side
    55,570.25x = 1,511,097,378.97
  5. Step 5: Solve for x
    x = 1,511,097,378.97/55,570.25
  6. Step 6: Final answer
    x = 27,192.56

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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.