Home / 272,116.02-407,495.16-171,974.10

Finding the Fourth Proportional to 272,116.02, 407,495.16 and 171,974.10

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Solution

The fourth proportional to 272,116.02, 407,495.16 and 171,974.10 is: 257,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,116.02 : 407,495.16 = 171,974.10 : x
  2. Step 2: Convert to fraction form
    272,116.02/407,495.16 = 171,974.10/x
  3. Step 3: Cross multiply
    272,116.02x = 407,495.16 × 171,974.10
  4. Step 4: Simplify right side
    272,116.02x = 70,078,613,395.36
  5. Step 5: Solve for x
    x = 70,078,613,395.36/272,116.02
  6. Step 6: Final answer
    x = 257,532.11

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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.