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Finding the Fourth Proportional to 163,016.40, 224,885.17 and 108,593.87

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Solution

The fourth proportional to 163,016.40, 224,885.17 and 108,593.87 is: 149,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,016.40 : 224,885.17 = 108,593.87 : x
  2. Step 2: Convert to fraction form
    163,016.40/224,885.17 = 108,593.87/x
  3. Step 3: Cross multiply
    163,016.40x = 224,885.17 × 108,593.87
  4. Step 4: Simplify right side
    163,016.40x = 24,421,150,915.91
  5. Step 5: Solve for x
    x = 24,421,150,915.91/163,016.40
  6. Step 6: Final answer
    x = 149,807.94

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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.