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Finding the Fourth Proportional to 191,032.52, 286,548.78 and 59,704.52

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Solution

The fourth proportional to 191,032.52, 286,548.78 and 59,704.52 is: 89,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,032.52 : 286,548.78 = 59,704.52 : x
  2. Step 2: Convert to fraction form
    191,032.52/286,548.78 = 59,704.52/x
  3. Step 3: Cross multiply
    191,032.52x = 286,548.78 × 59,704.52
  4. Step 4: Simplify right side
    191,032.52x = 17,108,257,366.49
  5. Step 5: Solve for x
    x = 17,108,257,366.49/191,032.52
  6. Step 6: Final answer
    x = 89,556.78

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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.