Home / 102,266.20-153,388.56-27,394.08

Finding the Fourth Proportional to 102,266.20, 153,388.56 and 27,394.08

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Solution

The fourth proportional to 102,266.20, 153,388.56 and 27,394.08 is: 41,088.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,266.20 : 153,388.56 = 27,394.08 : x
  2. Step 2: Convert to fraction form
    102,266.20/153,388.56 = 27,394.08/x
  3. Step 3: Cross multiply
    102,266.20x = 153,388.56 × 27,394.08
  4. Step 4: Simplify right side
    102,266.20x = 4,201,938,483.72
  5. Step 5: Solve for x
    x = 4,201,938,483.72/102,266.20
  6. Step 6: Final answer
    x = 41,088.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.