Home / 147,774.25-203,929.76-84,116.14

Finding the Fourth Proportional to 147,774.25, 203,929.76 and 84,116.14

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Solution

The fourth proportional to 147,774.25, 203,929.76 and 84,116.14 is: 116,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,774.25 : 203,929.76 = 84,116.14 : x
  2. Step 2: Convert to fraction form
    147,774.25/203,929.76 = 84,116.14/x
  3. Step 3: Cross multiply
    147,774.25x = 203,929.76 × 84,116.14
  4. Step 4: Simplify right side
    147,774.25x = 17,153,784,242.33
  5. Step 5: Solve for x
    x = 17,153,784,242.33/147,774.25
  6. Step 6: Final answer
    x = 116,081.01

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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.