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Finding the Fourth Proportional to 199,301.88, 275,072.04 and 118,776

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Solution

The fourth proportional to 199,301.88, 275,072.04 and 118,776 is: 163,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,301.88 : 275,072.04 = 118,776 : x
  2. Step 2: Convert to fraction form
    199,301.88/275,072.04 = 118,776/x
  3. Step 3: Cross multiply
    199,301.88x = 275,072.04 × 118,776
  4. Step 4: Simplify right side
    199,301.88x = 32,671,956,623.04
  5. Step 5: Solve for x
    x = 32,671,956,623.04/199,301.88
  6. Step 6: Final answer
    x = 163,932.00

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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.