Home / 172,707.20-238,331.28-97,254.08

Finding the Fourth Proportional to 172,707.20, 238,331.28 and 97,254.08

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Solution

The fourth proportional to 172,707.20, 238,331.28 and 97,254.08 is: 134,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,707.20 : 238,331.28 = 97,254.08 : x
  2. Step 2: Convert to fraction form
    172,707.20/238,331.28 = 97,254.08/x
  3. Step 3: Cross multiply
    172,707.20x = 238,331.28 × 97,254.08
  4. Step 4: Simplify right side
    172,707.20x = 23,178,689,371.62
  5. Step 5: Solve for x
    x = 23,178,689,371.62/172,707.20
  6. Step 6: Final answer
    x = 134,208.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.