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Finding the Fourth Proportional to 160,321.25, 240,292.94 and 65,492.93

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Solution

The fourth proportional to 160,321.25, 240,292.94 and 65,492.93 is: 98,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,321.25 : 240,292.94 = 65,492.93 : x
  2. Step 2: Convert to fraction form
    160,321.25/240,292.94 = 65,492.93/x
  3. Step 3: Cross multiply
    160,321.25x = 240,292.94 × 65,492.93
  4. Step 4: Simplify right side
    160,321.25x = 15,737,487,169.98
  5. Step 5: Solve for x
    x = 15,737,487,169.98/160,321.25
  6. Step 6: Final answer
    x = 98,162.21

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1.5x scale

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.