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Finding the Fourth Proportional to 162,018.92, 223,894.74 and 116,845.16

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Solution

The fourth proportional to 162,018.92, 223,894.74 and 116,845.16 is: 161,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,018.92 : 223,894.74 = 116,845.16 : x
  2. Step 2: Convert to fraction form
    162,018.92/223,894.74 = 116,845.16/x
  3. Step 3: Cross multiply
    162,018.92x = 223,894.74 × 116,845.16
  4. Step 4: Simplify right side
    162,018.92x = 26,161,016,718.46
  5. Step 5: Solve for x
    x = 26,161,016,718.46/162,018.92
  6. Step 6: Final answer
    x = 161,468.90

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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.