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Finding the Fourth Proportional to 235,782.52, 353,738.54 and 69,570.52

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Solution

The fourth proportional to 235,782.52, 353,738.54 and 69,570.52 is: 104,374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,782.52 : 353,738.54 = 69,570.52 : x
  2. Step 2: Convert to fraction form
    235,782.52/353,738.54 = 69,570.52/x
  3. Step 3: Cross multiply
    235,782.52x = 353,738.54 × 69,570.52
  4. Step 4: Simplify right side
    235,782.52x = 24,609,774,171.84
  5. Step 5: Solve for x
    x = 24,609,774,171.84/235,782.52
  6. Step 6: Final answer
    x = 104,374.89

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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.