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Finding the Fourth Proportional to 200,123.04, 300,184.54 and 94,884.60

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Solution

The fourth proportional to 200,123.04, 300,184.54 and 94,884.60 is: 142,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,123.04 : 300,184.54 = 94,884.60 : x
  2. Step 2: Convert to fraction form
    200,123.04/300,184.54 = 94,884.60/x
  3. Step 3: Cross multiply
    200,123.04x = 300,184.54 × 94,884.60
  4. Step 4: Simplify right side
    200,123.04x = 28,482,890,004.08
  5. Step 5: Solve for x
    x = 28,482,890,004.08/200,123.04
  6. Step 6: Final answer
    x = 142,326.89

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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.