Home / 55,270.04-82,921.21-17,829.29

Finding the Fourth Proportional to 55,270.04, 82,921.21 and 17,829.29

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Solution

The fourth proportional to 55,270.04, 82,921.21 and 17,829.29 is: 26,749.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,270.04 : 82,921.21 = 17,829.29 : x
  2. Step 2: Convert to fraction form
    55,270.04/82,921.21 = 17,829.29/x
  3. Step 3: Cross multiply
    55,270.04x = 82,921.21 × 17,829.29
  4. Step 4: Simplify right side
    55,270.04x = 1,478,426,300.24
  5. Step 5: Solve for x
    x = 1,478,426,300.24/55,270.04
  6. Step 6: Final answer
    x = 26,749.14

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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.