Home / 172,693.45-238,316.70-97,242.49

Finding the Fourth Proportional to 172,693.45, 238,316.70 and 97,242.49

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Solution

The fourth proportional to 172,693.45, 238,316.70 and 97,242.49 is: 134,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,693.45 : 238,316.70 = 97,242.49 : x
  2. Step 2: Convert to fraction form
    172,693.45/238,316.70 = 97,242.49/x
  3. Step 3: Cross multiply
    172,693.45x = 238,316.70 × 97,242.49
  4. Step 4: Simplify right side
    172,693.45x = 23,174,509,316.58
  5. Step 5: Solve for x
    x = 23,174,509,316.58/172,693.45
  6. Step 6: Final answer
    x = 134,194.49

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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.