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Finding the Fourth Proportional to 236,017.86, 353,774.64 and 93,666

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Solution

The fourth proportional to 236,017.86, 353,774.64 and 93,666 is: 140,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,017.86 : 353,774.64 = 93,666 : x
  2. Step 2: Convert to fraction form
    236,017.86/353,774.64 = 93,666/x
  3. Step 3: Cross multiply
    236,017.86x = 353,774.64 × 93,666
  4. Step 4: Simplify right side
    236,017.86x = 33,136,655,430.24
  5. Step 5: Solve for x
    x = 33,136,655,430.24/236,017.86
  6. Step 6: Final answer
    x = 140,398.93

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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.