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Finding the Fourth Proportional to 124,344.54, 171,596.34 and 67,756.32

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Solution

The fourth proportional to 124,344.54, 171,596.34 and 67,756.32 is: 93,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,344.54 : 171,596.34 = 67,756.32 : x
  2. Step 2: Convert to fraction form
    124,344.54/171,596.34 = 67,756.32/x
  3. Step 3: Cross multiply
    124,344.54x = 171,596.34 × 67,756.32
  4. Step 4: Simplify right side
    124,344.54x = 11,626,736,523.87
  5. Step 5: Solve for x
    x = 11,626,736,523.87/124,344.54
  6. Step 6: Final answer
    x = 93,504.20

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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.