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Finding the Fourth Proportional to 162,857.08, 224,742.83 and 99,194.93

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Solution

The fourth proportional to 162,857.08, 224,742.83 and 99,194.93 is: 136,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,857.08 : 224,742.83 = 99,194.93 : x
  2. Step 2: Convert to fraction form
    162,857.08/224,742.83 = 99,194.93/x
  3. Step 3: Cross multiply
    162,857.08x = 224,742.83 × 99,194.93
  4. Step 4: Simplify right side
    162,857.08x = 22,293,349,289.85
  5. Step 5: Solve for x
    x = 22,293,349,289.85/162,857.08
  6. Step 6: Final answer
    x = 136,889.04

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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.