Home / 55,485.13-83,235.59-18,033.16

Finding the Fourth Proportional to 55,485.13, 83,235.59 and 18,033.16

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Solution

The fourth proportional to 55,485.13, 83,235.59 and 18,033.16 is: 27,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,485.13 : 83,235.59 = 18,033.16 : x
  2. Step 2: Convert to fraction form
    55,485.13/83,235.59 = 18,033.16/x
  3. Step 3: Cross multiply
    55,485.13x = 83,235.59 × 18,033.16
  4. Step 4: Simplify right side
    55,485.13x = 1,501,000,712.16
  5. Step 5: Solve for x
    x = 1,501,000,712.16/55,485.13
  6. Step 6: Final answer
    x = 27,052.31

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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.