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Finding the Fourth Proportional to 53,547.70, 73,896.42 and 29,674.84

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Solution

The fourth proportional to 53,547.70, 73,896.42 and 29,674.84 is: 40,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,547.70 : 73,896.42 = 29,674.84 : x
  2. Step 2: Convert to fraction form
    53,547.70/73,896.42 = 29,674.84/x
  3. Step 3: Cross multiply
    53,547.70x = 73,896.42 × 29,674.84
  4. Step 4: Simplify right side
    53,547.70x = 2,192,864,440.07
  5. Step 5: Solve for x
    x = 2,192,864,440.07/53,547.70
  6. Step 6: Final answer
    x = 40,951.61

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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.