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Finding the Fourth Proportional to 174,994.98, 241,490.97 and 99,543.30

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Solution

The fourth proportional to 174,994.98, 241,490.97 and 99,543.30 is: 137,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,994.98 : 241,490.97 = 99,543.30 : x
  2. Step 2: Convert to fraction form
    174,994.98/241,490.97 = 99,543.30/x
  3. Step 3: Cross multiply
    174,994.98x = 241,490.97 × 99,543.30
  4. Step 4: Simplify right side
    174,994.98x = 24,038,808,074.00
  5. Step 5: Solve for x
    x = 24,038,808,074.00/174,994.98
  6. Step 6: Final answer
    x = 137,368.56

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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.