Home / 55,628.24-83,460.98-18,190.04

Finding the Fourth Proportional to 55,628.24, 83,460.98 and 18,190.04

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Solution

The fourth proportional to 55,628.24, 83,460.98 and 18,190.04 is: 27,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,628.24 : 83,460.98 = 18,190.04 : x
  2. Step 2: Convert to fraction form
    55,628.24/83,460.98 = 18,190.04/x
  3. Step 3: Cross multiply
    55,628.24x = 83,460.98 × 18,190.04
  4. Step 4: Simplify right side
    55,628.24x = 1,518,158,192.81
  5. Step 5: Solve for x
    x = 1,518,158,192.81/55,628.24
  6. Step 6: Final answer
    x = 27,291.14

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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.