Home / 201,705.23-302,445.83-93,516.36

Finding the Fourth Proportional to 201,705.23, 302,445.83 and 93,516.36

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Solution

The fourth proportional to 201,705.23, 302,445.83 and 93,516.36 is: 140,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,705.23 : 302,445.83 = 93,516.36 : x
  2. Step 2: Convert to fraction form
    201,705.23/302,445.83 = 93,516.36/x
  3. Step 3: Cross multiply
    201,705.23x = 302,445.83 × 93,516.36
  4. Step 4: Simplify right side
    201,705.23x = 28,283,633,118.78
  5. Step 5: Solve for x
    x = 28,283,633,118.78/201,705.23
  6. Step 6: Final answer
    x = 140,222.61

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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.