Home / 272,863.24-409,195.08-104,300.20

Finding the Fourth Proportional to 272,863.24, 409,195.08 and 104,300.20

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Solution

The fourth proportional to 272,863.24, 409,195.08 and 104,300.20 is: 156,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,863.24 : 409,195.08 = 104,300.20 : x
  2. Step 2: Convert to fraction form
    272,863.24/409,195.08 = 104,300.20/x
  3. Step 3: Cross multiply
    272,863.24x = 409,195.08 × 104,300.20
  4. Step 4: Simplify right side
    272,863.24x = 42,679,128,683.02
  5. Step 5: Solve for x
    x = 42,679,128,683.02/272,863.24
  6. Step 6: Final answer
    x = 156,412.16

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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.