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Finding the Fourth Proportional to 164,024.80, 245,882.40 and 89,034.40

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Solution

The fourth proportional to 164,024.80, 245,882.40 and 89,034.40 is: 133,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,024.80 : 245,882.40 = 89,034.40 : x
  2. Step 2: Convert to fraction form
    164,024.80/245,882.40 = 89,034.40/x
  3. Step 3: Cross multiply
    164,024.80x = 245,882.40 × 89,034.40
  4. Step 4: Simplify right side
    164,024.80x = 21,891,991,954.56
  5. Step 5: Solve for x
    x = 21,891,991,954.56/164,024.80
  6. Step 6: Final answer
    x = 133,467.57

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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.