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Finding the Fourth Proportional to 192,001.66, 287,991.69 and 58,881.55

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Solution

The fourth proportional to 192,001.66, 287,991.69 and 58,881.55 is: 88,319.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,001.66 : 287,991.69 = 58,881.55 : x
  2. Step 2: Convert to fraction form
    192,001.66/287,991.69 = 58,881.55/x
  3. Step 3: Cross multiply
    192,001.66x = 287,991.69 × 58,881.55
  4. Step 4: Simplify right side
    192,001.66x = 16,957,397,094.32
  5. Step 5: Solve for x
    x = 16,957,397,094.32/192,001.66
  6. Step 6: Final answer
    x = 88,319.01

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1.5x scale

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.