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Finding the Fourth Proportional to 114,296.30, 171,510.09 and 89,266.09

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Solution

The fourth proportional to 114,296.30, 171,510.09 and 89,266.09 is: 133,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,296.30 : 171,510.09 = 89,266.09 : x
  2. Step 2: Convert to fraction form
    114,296.30/171,510.09 = 89,266.09/x
  3. Step 3: Cross multiply
    114,296.30x = 171,510.09 × 89,266.09
  4. Step 4: Simplify right side
    114,296.30x = 15,310,035,129.85
  5. Step 5: Solve for x
    x = 15,310,035,129.85/114,296.30
  6. Step 6: Final answer
    x = 133,950.40

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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.