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Finding the Fourth Proportional to 192,457.54, 265,591.74 and 107,574.54

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Solution

The fourth proportional to 192,457.54, 265,591.74 and 107,574.54 is: 148,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457.54 : 265,591.74 = 107,574.54 : x
  2. Step 2: Convert to fraction form
    192,457.54/265,591.74 = 107,574.54/x
  3. Step 3: Cross multiply
    192,457.54x = 265,591.74 × 107,574.54
  4. Step 4: Simplify right side
    192,457.54x = 28,570,909,258.30
  5. Step 5: Solve for x
    x = 28,570,909,258.30/192,457.54
  6. Step 6: Final answer
    x = 148,453.05

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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.