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Finding the Fourth Proportional to 105,060.60, 157,566.60 and 34,921.08

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Solution

The fourth proportional to 105,060.60, 157,566.60 and 34,921.08 is: 52,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,060.60 : 157,566.60 = 34,921.08 : x
  2. Step 2: Convert to fraction form
    105,060.60/157,566.60 = 34,921.08/x
  3. Step 3: Cross multiply
    105,060.60x = 157,566.60 × 34,921.08
  4. Step 4: Simplify right side
    105,060.60x = 5,502,395,843.93
  5. Step 5: Solve for x
    x = 5,502,395,843.93/105,060.60
  6. Step 6: Final answer
    x = 52,373.54

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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.