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Finding the Fourth Proportional to 70,033.06, 105,000.39 and 25,654.06

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Solution

The fourth proportional to 70,033.06, 105,000.39 and 25,654.06 is: 38,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,033.06 : 105,000.39 = 25,654.06 : x
  2. Step 2: Convert to fraction form
    70,033.06/105,000.39 = 25,654.06/x
  3. Step 3: Cross multiply
    70,033.06x = 105,000.39 × 25,654.06
  4. Step 4: Simplify right side
    70,033.06x = 2,693,686,305.08
  5. Step 5: Solve for x
    x = 2,693,686,305.08/70,033.06
  6. Step 6: Final answer
    x = 38,463.07

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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.