Home / 148,316.17-204,690.99-84,663.54

Finding the Fourth Proportional to 148,316.17, 204,690.99 and 84,663.54

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Solution

The fourth proportional to 148,316.17, 204,690.99 and 84,663.54 is: 116,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,316.17 : 204,690.99 = 84,663.54 : x
  2. Step 2: Convert to fraction form
    148,316.17/204,690.99 = 84,663.54/x
  3. Step 3: Cross multiply
    148,316.17x = 204,690.99 × 84,663.54
  4. Step 4: Simplify right side
    148,316.17x = 17,329,863,819.50
  5. Step 5: Solve for x
    x = 17,329,863,819.50/148,316.17
  6. Step 6: Final answer
    x = 116,844.06

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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.