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Finding the Fourth Proportional to 242,324.98, 363,561.60 and 124,079.98

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Solution

The fourth proportional to 242,324.98, 363,561.60 and 124,079.98 is: 186,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,324.98 : 363,561.60 = 124,079.98 : x
  2. Step 2: Convert to fraction form
    242,324.98/363,561.60 = 124,079.98/x
  3. Step 3: Cross multiply
    242,324.98x = 363,561.60 × 124,079.98
  4. Step 4: Simplify right side
    242,324.98x = 45,110,716,056.77
  5. Step 5: Solve for x
    x = 45,110,716,056.77/242,324.98
  6. Step 6: Final answer
    x = 186,157.93

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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.