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Finding the Fourth Proportional to 191,657.63, 264,476.52 and 109,968.59

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Solution

The fourth proportional to 191,657.63, 264,476.52 and 109,968.59 is: 151,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,657.63 : 264,476.52 = 109,968.59 : x
  2. Step 2: Convert to fraction form
    191,657.63/264,476.52 = 109,968.59/x
  3. Step 3: Cross multiply
    191,657.63x = 264,476.52 × 109,968.59
  4. Step 4: Simplify right side
    191,657.63x = 29,084,108,670.12
  5. Step 5: Solve for x
    x = 29,084,108,670.12/191,657.63
  6. Step 6: Final answer
    x = 151,750.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.