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Finding the Fourth Proportional to 192,480.60, 265,623.91 and 107,597.67

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Solution

The fourth proportional to 192,480.60, 265,623.91 and 107,597.67 is: 148,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,480.60 : 265,623.91 = 107,597.67 : x
  2. Step 2: Convert to fraction form
    192,480.60/265,623.91 = 107,597.67/x
  3. Step 3: Cross multiply
    192,480.60x = 265,623.91 × 107,597.67
  4. Step 4: Simplify right side
    192,480.60x = 28,580,512,547.21
  5. Step 5: Solve for x
    x = 28,580,512,547.21/192,480.60
  6. Step 6: Final answer
    x = 148,485.16

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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.