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Finding the Fourth Proportional to 175,292.66, 241,953.40 and 103,697.56

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Solution

The fourth proportional to 175,292.66, 241,953.40 and 103,697.56 is: 143,131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,292.66 : 241,953.40 = 103,697.56 : x
  2. Step 2: Convert to fraction form
    175,292.66/241,953.40 = 103,697.56/x
  3. Step 3: Cross multiply
    175,292.66x = 241,953.40 × 103,697.56
  4. Step 4: Simplify right side
    175,292.66x = 25,089,977,213.70
  5. Step 5: Solve for x
    x = 25,089,977,213.70/175,292.66
  6. Step 6: Final answer
    x = 143,131.93

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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.