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Finding the Fourth Proportional to 245,764.58, 368,790.14 and 103,601.14

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Solution

The fourth proportional to 245,764.58, 368,790.14 and 103,601.14 is: 155,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,764.58 : 368,790.14 = 103,601.14 : x
  2. Step 2: Convert to fraction form
    245,764.58/368,790.14 = 103,601.14/x
  3. Step 3: Cross multiply
    245,764.58x = 368,790.14 × 103,601.14
  4. Step 4: Simplify right side
    245,764.58x = 38,207,078,261.79
  5. Step 5: Solve for x
    x = 38,207,078,261.79/245,764.58
  6. Step 6: Final answer
    x = 155,462.11

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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.