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Finding the Fourth Proportional to 245,661.08, 368,487.50 and 110,650.05

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Solution

The fourth proportional to 245,661.08, 368,487.50 and 110,650.05 is: 165,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,661.08 : 368,487.50 = 110,650.05 : x
  2. Step 2: Convert to fraction form
    245,661.08/368,487.50 = 110,650.05/x
  3. Step 3: Cross multiply
    245,661.08x = 368,487.50 × 110,650.05
  4. Step 4: Simplify right side
    245,661.08x = 40,773,159,746.12
  5. Step 5: Solve for x
    x = 40,773,159,746.12/245,661.08
  6. Step 6: Final answer
    x = 165,973.22

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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.