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Finding the Fourth Proportional to 145,583.50, 218,152.88 and 98,022.92

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Solution

The fourth proportional to 145,583.50, 218,152.88 and 98,022.92 is: 146,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,583.50 : 218,152.88 = 98,022.92 : x
  2. Step 2: Convert to fraction form
    145,583.50/218,152.88 = 98,022.92/x
  3. Step 3: Cross multiply
    145,583.50x = 218,152.88 × 98,022.92
  4. Step 4: Simplify right side
    145,583.50x = 21,383,982,304.01
  5. Step 5: Solve for x
    x = 21,383,982,304.01/145,583.50
  6. Step 6: Final answer
    x = 146,884.66

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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.