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Finding the Fourth Proportional to 162,152.75, 223,846.64 and 94,156.48

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Solution

The fourth proportional to 162,152.75, 223,846.64 and 94,156.48 is: 129,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,152.75 : 223,846.64 = 94,156.48 : x
  2. Step 2: Convert to fraction form
    162,152.75/223,846.64 = 94,156.48/x
  3. Step 3: Cross multiply
    162,152.75x = 223,846.64 × 94,156.48
  4. Step 4: Simplify right side
    162,152.75x = 21,076,611,682.23
  5. Step 5: Solve for x
    x = 21,076,611,682.23/162,152.75
  6. Step 6: Final answer
    x = 129,979.98

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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.