Home / 172,731.36-238,368.24-97,304.16

Finding the Fourth Proportional to 172,731.36, 238,368.24 and 97,304.16

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Solution

The fourth proportional to 172,731.36, 238,368.24 and 97,304.16 is: 134,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,731.36 : 238,368.24 = 97,304.16 : x
  2. Step 2: Convert to fraction form
    172,731.36/238,368.24 = 97,304.16/x
  3. Step 3: Cross multiply
    172,731.36x = 238,368.24 × 97,304.16
  4. Step 4: Simplify right side
    172,731.36x = 23,194,221,363.88
  5. Step 5: Solve for x
    x = 23,194,221,363.88/172,731.36
  6. Step 6: Final answer
    x = 134,279.16

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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.