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Finding the Fourth Proportional to 173,993.34, 240,106.80 and 101,391.60

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Solution

The fourth proportional to 173,993.34, 240,106.80 and 101,391.60 is: 139,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,993.34 : 240,106.80 = 101,391.60 : x
  2. Step 2: Convert to fraction form
    173,993.34/240,106.80 = 101,391.60/x
  3. Step 3: Cross multiply
    173,993.34x = 240,106.80 × 101,391.60
  4. Step 4: Simplify right side
    173,993.34x = 24,344,812,622.88
  5. Step 5: Solve for x
    x = 24,344,812,622.88/173,993.34
  6. Step 6: Final answer
    x = 139,918.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.