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Finding the Fourth Proportional to 67,852.84, 93,639.92 and 37,636.16

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Solution

The fourth proportional to 67,852.84, 93,639.92 and 37,636.16 is: 51,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,852.84 : 93,639.92 = 37,636.16 : x
  2. Step 2: Convert to fraction form
    67,852.84/93,639.92 = 37,636.16/x
  3. Step 3: Cross multiply
    67,852.84x = 93,639.92 × 37,636.16
  4. Step 4: Simplify right side
    67,852.84x = 3,524,247,011.51
  5. Step 5: Solve for x
    x = 3,524,247,011.51/67,852.84
  6. Step 6: Final answer
    x = 51,939.57

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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.