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Finding the Fourth Proportional to 159,001.50, 238,611.60 and 65,507.25

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Solution

The fourth proportional to 159,001.50, 238,611.60 and 65,507.25 is: 98,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,001.50 : 238,611.60 = 65,507.25 : x
  2. Step 2: Convert to fraction form
    159,001.50/238,611.60 = 65,507.25/x
  3. Step 3: Cross multiply
    159,001.50x = 238,611.60 × 65,507.25
  4. Step 4: Simplify right side
    159,001.50x = 15,630,789,734.10
  5. Step 5: Solve for x
    x = 15,630,789,734.10/159,001.50
  6. Step 6: Final answer
    x = 98,305.93

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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.