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Finding the Fourth Proportional to 223,863.04, 335,852.16 and 66,085.12

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Solution

The fourth proportional to 223,863.04, 335,852.16 and 66,085.12 is: 99,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,863.04 : 335,852.16 = 66,085.12 : x
  2. Step 2: Convert to fraction form
    223,863.04/335,852.16 = 66,085.12/x
  3. Step 3: Cross multiply
    223,863.04x = 335,852.16 × 66,085.12
  4. Step 4: Simplify right side
    223,863.04x = 22,194,830,295.86
  5. Step 5: Solve for x
    x = 22,194,830,295.86/223,863.04
  6. Step 6: Final answer
    x = 99,144.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.