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Finding the Fourth Proportional to 194,597.40, 291,817.98 and 94,728.48

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Solution

The fourth proportional to 194,597.40, 291,817.98 and 94,728.48 is: 142,054.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,597.40 : 291,817.98 = 94,728.48 : x
  2. Step 2: Convert to fraction form
    194,597.40/291,817.98 = 94,728.48/x
  3. Step 3: Cross multiply
    194,597.40x = 291,817.98 × 94,728.48
  4. Step 4: Simplify right side
    194,597.40x = 27,643,473,682.07
  5. Step 5: Solve for x
    x = 27,643,473,682.07/194,597.40
  6. Step 6: Final answer
    x = 142,054.69

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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.