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Finding the Fourth Proportional to 132,959.36, 199,525.60 and 70,673.60

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Solution

The fourth proportional to 132,959.36, 199,525.60 and 70,673.60 is: 106,056.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,959.36 : 199,525.60 = 70,673.60 : x
  2. Step 2: Convert to fraction form
    132,959.36/199,525.60 = 70,673.60/x
  3. Step 3: Cross multiply
    132,959.36x = 199,525.60 × 70,673.60
  4. Step 4: Simplify right side
    132,959.36x = 14,101,192,444.16
  5. Step 5: Solve for x
    x = 14,101,192,444.16/132,959.36
  6. Step 6: Final answer
    x = 106,056.41

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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.