Home / 148,389.45-204,848.39-84,714.96

Finding the Fourth Proportional to 148,389.45, 204,848.39 and 84,714.96

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Solution

The fourth proportional to 148,389.45, 204,848.39 and 84,714.96 is: 116,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,389.45 : 204,848.39 = 84,714.96 : x
  2. Step 2: Convert to fraction form
    148,389.45/204,848.39 = 84,714.96/x
  3. Step 3: Cross multiply
    148,389.45x = 204,848.39 × 84,714.96
  4. Step 4: Simplify right side
    148,389.45x = 17,353,722,741.34
  5. Step 5: Solve for x
    x = 17,353,722,741.34/148,389.45
  6. Step 6: Final answer
    x = 116,947.15

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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.