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Finding the Fourth Proportional to 245,743.03, 368,326.93 and 93,840.61

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Solution

The fourth proportional to 245,743.03, 368,326.93 and 93,840.61 is: 140,651.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,743.03 : 368,326.93 = 93,840.61 : x
  2. Step 2: Convert to fraction form
    245,743.03/368,326.93 = 93,840.61/x
  3. Step 3: Cross multiply
    245,743.03x = 368,326.93 × 93,840.61
  4. Step 4: Simplify right side
    245,743.03x = 34,564,023,790.63
  5. Step 5: Solve for x
    x = 34,564,023,790.63/245,743.03
  6. Step 6: Final answer
    x = 140,651.08

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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.