Home / 178,865.35-246,822.54-102,385.06

Finding the Fourth Proportional to 178,865.35, 246,822.54 and 102,385.06

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Solution

The fourth proportional to 178,865.35, 246,822.54 and 102,385.06 is: 141,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,865.35 : 246,822.54 = 102,385.06 : x
  2. Step 2: Convert to fraction form
    178,865.35/246,822.54 = 102,385.06/x
  3. Step 3: Cross multiply
    178,865.35x = 246,822.54 × 102,385.06
  4. Step 4: Simplify right side
    178,865.35x = 25,270,940,567.25
  5. Step 5: Solve for x
    x = 25,270,940,567.25/178,865.35
  6. Step 6: Final answer
    x = 141,284.72

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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.