Home / 272,091.02-407,457.75-171,949.10

Finding the Fourth Proportional to 272,091.02, 407,457.75 and 171,949.10

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Solution

The fourth proportional to 272,091.02, 407,457.75 and 171,949.10 is: 257,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,091.02 : 407,457.75 = 171,949.10 : x
  2. Step 2: Convert to fraction form
    272,091.02/407,457.75 = 171,949.10/x
  3. Step 3: Cross multiply
    272,091.02x = 407,457.75 × 171,949.10
  4. Step 4: Simplify right side
    272,091.02x = 70,061,993,400.53
  5. Step 5: Solve for x
    x = 70,061,993,400.53/272,091.02
  6. Step 6: Final answer
    x = 257,494.69

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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.