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Finding the Fourth Proportional to 162,116.92, 223,720.47 and 94,150.60

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Solution

The fourth proportional to 162,116.92, 223,720.47 and 94,150.60 is: 129,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,116.92 : 223,720.47 = 94,150.60 : x
  2. Step 2: Convert to fraction form
    162,116.92/223,720.47 = 94,150.60/x
  3. Step 3: Cross multiply
    162,116.92x = 223,720.47 × 94,150.60
  4. Step 4: Simplify right side
    162,116.92x = 21,063,416,482.78
  5. Step 5: Solve for x
    x = 21,063,416,482.78/162,116.92
  6. Step 6: Final answer
    x = 129,927.32

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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.