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Finding the Fourth Proportional to 193,108.89, 289,681.95 and 59,953.39

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Solution

The fourth proportional to 193,108.89, 289,681.95 and 59,953.39 is: 89,935.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,108.89 : 289,681.95 = 59,953.39 : x
  2. Step 2: Convert to fraction form
    193,108.89/289,681.95 = 59,953.39/x
  3. Step 3: Cross multiply
    193,108.89x = 289,681.95 × 59,953.39
  4. Step 4: Simplify right side
    193,108.89x = 17,367,415,286.41
  5. Step 5: Solve for x
    x = 17,367,415,286.41/193,108.89
  6. Step 6: Final answer
    x = 89,935.87

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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.