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Finding the Fourth Proportional to 162,915.36, 224,933.04 and 101,754.96

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Solution

The fourth proportional to 162,915.36, 224,933.04 and 101,754.96 is: 140,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,915.36 : 224,933.04 = 101,754.96 : x
  2. Step 2: Convert to fraction form
    162,915.36/224,933.04 = 101,754.96/x
  3. Step 3: Cross multiply
    162,915.36x = 224,933.04 × 101,754.96
  4. Step 4: Simplify right side
    162,915.36x = 22,888,052,487.88
  5. Step 5: Solve for x
    x = 22,888,052,487.88/162,915.36
  6. Step 6: Final answer
    x = 140,490.45

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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.