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Finding the Fourth Proportional to 101,574.79, 151,289.72 and 96,240.33

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Solution

The fourth proportional to 101,574.79, 151,289.72 and 96,240.33 is: 143,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574.79 : 151,289.72 = 96,240.33 : x
  2. Step 2: Convert to fraction form
    101,574.79/151,289.72 = 96,240.33/x
  3. Step 3: Cross multiply
    101,574.79x = 151,289.72 × 96,240.33
  4. Step 4: Simplify right side
    101,574.79x = 14,560,172,578.41
  5. Step 5: Solve for x
    x = 14,560,172,578.41/101,574.79
  6. Step 6: Final answer
    x = 143,344.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.