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Finding the Fourth Proportional to 160,984.85, 241,477.28 and 55,803.83

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Solution

The fourth proportional to 160,984.85, 241,477.28 and 55,803.83 is: 83,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,984.85 : 241,477.28 = 55,803.83 : x
  2. Step 2: Convert to fraction form
    160,984.85/241,477.28 = 55,803.83/x
  3. Step 3: Cross multiply
    160,984.85x = 241,477.28 × 55,803.83
  4. Step 4: Simplify right side
    160,984.85x = 13,475,356,802.96
  5. Step 5: Solve for x
    x = 13,475,356,802.96/160,984.85
  6. Step 6: Final answer
    x = 83,705.75

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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.