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Finding the Fourth Proportional to 162,033.54, 223,653.22 and 94,065.78

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Solution

The fourth proportional to 162,033.54, 223,653.22 and 94,065.78 is: 129,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,033.54 : 223,653.22 = 94,065.78 : x
  2. Step 2: Convert to fraction form
    162,033.54/223,653.22 = 94,065.78/x
  3. Step 3: Cross multiply
    162,033.54x = 223,653.22 × 94,065.78
  4. Step 4: Simplify right side
    162,033.54x = 21,038,114,588.81
  5. Step 5: Solve for x
    x = 21,038,114,588.81/162,033.54
  6. Step 6: Final answer
    x = 129,838.02

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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.