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Finding the Fourth Proportional to 246,656.37, 369,987.35 and 86,737.06

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Solution

The fourth proportional to 246,656.37, 369,987.35 and 86,737.06 is: 130,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,656.37 : 369,987.35 = 86,737.06 : x
  2. Step 2: Convert to fraction form
    246,656.37/369,987.35 = 86,737.06/x
  3. Step 3: Cross multiply
    246,656.37x = 369,987.35 × 86,737.06
  4. Step 4: Simplify right side
    246,656.37x = 32,091,614,976.19
  5. Step 5: Solve for x
    x = 32,091,614,976.19/246,656.37
  6. Step 6: Final answer
    x = 130,106.57

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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.