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Finding the Fourth Proportional to 201,106.53, 301,200.35 and 95,999.31

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Solution

The fourth proportional to 201,106.53, 301,200.35 and 95,999.31 is: 143,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,106.53 : 301,200.35 = 95,999.31 : x
  2. Step 2: Convert to fraction form
    201,106.53/301,200.35 = 95,999.31/x
  3. Step 3: Cross multiply
    201,106.53x = 301,200.35 × 95,999.31
  4. Step 4: Simplify right side
    201,106.53x = 28,915,025,291.76
  5. Step 5: Solve for x
    x = 28,915,025,291.76/201,106.53
  6. Step 6: Final answer
    x = 143,779.64

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1.5x scale

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.