Home / 229,788.66-344,743.74-105,100.50

Finding the Fourth Proportional to 229,788.66, 344,743.74 and 105,100.50

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Solution

The fourth proportional to 229,788.66, 344,743.74 and 105,100.50 is: 157,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,788.66 : 344,743.74 = 105,100.50 : x
  2. Step 2: Convert to fraction form
    229,788.66/344,743.74 = 105,100.50/x
  3. Step 3: Cross multiply
    229,788.66x = 344,743.74 × 105,100.50
  4. Step 4: Simplify right side
    229,788.66x = 36,232,739,445.87
  5. Step 5: Solve for x
    x = 36,232,739,445.87/229,788.66
  6. Step 6: Final answer
    x = 157,678.54

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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.