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Finding the Fourth Proportional to 173,292.39, 259,963.35 and 53,359.47

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Solution

The fourth proportional to 173,292.39, 259,963.35 and 53,359.47 is: 80,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,292.39 : 259,963.35 = 53,359.47 : x
  2. Step 2: Convert to fraction form
    173,292.39/259,963.35 = 53,359.47/x
  3. Step 3: Cross multiply
    173,292.39x = 259,963.35 × 53,359.47
  4. Step 4: Simplify right side
    173,292.39x = 13,871,506,575.42
  5. Step 5: Solve for x
    x = 13,871,506,575.42/173,292.39
  6. Step 6: Final answer
    x = 80,046.83

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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.