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Finding the Fourth Proportional to 191,526.97, 264,304.73 and 105,484.31

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Solution

The fourth proportional to 191,526.97, 264,304.73 and 105,484.31 is: 145,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,526.97 : 264,304.73 = 105,484.31 : x
  2. Step 2: Convert to fraction form
    191,526.97/264,304.73 = 105,484.31/x
  3. Step 3: Cross multiply
    191,526.97x = 264,304.73 × 105,484.31
  4. Step 4: Simplify right side
    191,526.97x = 27,880,002,073.79
  5. Step 5: Solve for x
    x = 27,880,002,073.79/191,526.97
  6. Step 6: Final answer
    x = 145,566.98

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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.