Home / 272,098.78-375,343.07-163,174.10

Finding the Fourth Proportional to 272,098.78, 375,343.07 and 163,174.10

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Solution

The fourth proportional to 272,098.78, 375,343.07 and 163,174.10 is: 225,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,098.78 : 375,343.07 = 163,174.10 : x
  2. Step 2: Convert to fraction form
    272,098.78/375,343.07 = 163,174.10/x
  3. Step 3: Cross multiply
    272,098.78x = 375,343.07 × 163,174.10
  4. Step 4: Simplify right side
    272,098.78x = 61,246,264,945.90
  5. Step 5: Solve for x
    x = 61,246,264,945.90/272,098.78
  6. Step 6: Final answer
    x = 225,088.35

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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.