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Finding the Fourth Proportional to 162,024.40, 242,963.70 and 73,232.20

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Solution

The fourth proportional to 162,024.40, 242,963.70 and 73,232.20 is: 109,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,024.40 : 242,963.70 = 73,232.20 : x
  2. Step 2: Convert to fraction form
    162,024.40/242,963.70 = 73,232.20/x
  3. Step 3: Cross multiply
    162,024.40x = 242,963.70 × 73,232.20
  4. Step 4: Simplify right side
    162,024.40x = 17,792,766,271.14
  5. Step 5: Solve for x
    x = 17,792,766,271.14/162,024.40
  6. Step 6: Final answer
    x = 109,815.35

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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.