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Finding the Fourth Proportional to 233,157.05, 349,734.76 and 99,950.93

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Solution

The fourth proportional to 233,157.05, 349,734.76 and 99,950.93 is: 149,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,157.05 : 349,734.76 = 99,950.93 : x
  2. Step 2: Convert to fraction form
    233,157.05/349,734.76 = 99,950.93/x
  3. Step 3: Cross multiply
    233,157.05x = 349,734.76 × 99,950.93
  4. Step 4: Simplify right side
    233,157.05x = 34,956,314,515.33
  5. Step 5: Solve for x
    x = 34,956,314,515.33/233,157.05
  6. Step 6: Final answer
    x = 149,926.05

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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.