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Finding the Fourth Proportional to 160,497.55, 240,582.30 and 104,450.21

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Solution

The fourth proportional to 160,497.55, 240,582.30 and 104,450.21 is: 156,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,497.55 : 240,582.30 = 104,450.21 : x
  2. Step 2: Convert to fraction form
    160,497.55/240,582.30 = 104,450.21/x
  3. Step 3: Cross multiply
    160,497.55x = 240,582.30 × 104,450.21
  4. Step 4: Simplify right side
    160,497.55x = 25,128,871,652.40
  5. Step 5: Solve for x
    x = 25,128,871,652.40/160,497.55
  6. Step 6: Final answer
    x = 156,568.57

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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.