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Finding the Fourth Proportional to 174,240.68, 261,290.64 and 67,568.46

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Solution

The fourth proportional to 174,240.68, 261,290.64 and 67,568.46 is: 101,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,240.68 : 261,290.64 = 67,568.46 : x
  2. Step 2: Convert to fraction form
    174,240.68/261,290.64 = 67,568.46/x
  3. Step 3: Cross multiply
    174,240.68x = 261,290.64 × 67,568.46
  4. Step 4: Simplify right side
    174,240.68x = 17,655,006,157.21
  5. Step 5: Solve for x
    x = 17,655,006,157.21/174,240.68
  6. Step 6: Final answer
    x = 101,325.40

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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.