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Finding the Fourth Proportional to 156,008.63, 233,976.80 and 43,696.77

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Solution

The fourth proportional to 156,008.63, 233,976.80 and 43,696.77 is: 65,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,008.63 : 233,976.80 = 43,696.77 : x
  2. Step 2: Convert to fraction form
    156,008.63/233,976.80 = 43,696.77/x
  3. Step 3: Cross multiply
    156,008.63x = 233,976.80 × 43,696.77
  4. Step 4: Simplify right side
    156,008.63x = 10,224,029,646.76
  5. Step 5: Solve for x
    x = 10,224,029,646.76/156,008.63
  6. Step 6: Final answer
    x = 65,535.03

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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.