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Finding the Fourth Proportional to 162,007.79, 242,983.68 and 73,240.67

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Solution

The fourth proportional to 162,007.79, 242,983.68 and 73,240.67 is: 109,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,007.79 : 242,983.68 = 73,240.67 : x
  2. Step 2: Convert to fraction form
    162,007.79/242,983.68 = 73,240.67/x
  3. Step 3: Cross multiply
    162,007.79x = 242,983.68 × 73,240.67
  4. Step 4: Simplify right side
    162,007.79x = 17,796,287,522.27
  5. Step 5: Solve for x
    x = 17,796,287,522.27/162,007.79
  6. Step 6: Final answer
    x = 109,848.34

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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.