Home / 172,530.10-238,082.52-97,083.46

Finding the Fourth Proportional to 172,530.10, 238,082.52 and 97,083.46

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Solution

The fourth proportional to 172,530.10, 238,082.52 and 97,083.46 is: 133,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,530.10 : 238,082.52 = 97,083.46 : x
  2. Step 2: Convert to fraction form
    172,530.10/238,082.52 = 97,083.46/x
  3. Step 3: Cross multiply
    172,530.10x = 238,082.52 × 97,083.46
  4. Step 4: Simplify right side
    172,530.10x = 23,113,874,807.12
  5. Step 5: Solve for x
    x = 23,113,874,807.12/172,530.10
  6. Step 6: Final answer
    x = 133,970.10

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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.