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Finding the Fourth Proportional to 60,329.84, 83,257.80 and 40,154.48

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Solution

The fourth proportional to 60,329.84, 83,257.80 and 40,154.48 is: 55,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,329.84 : 83,257.80 = 40,154.48 : x
  2. Step 2: Convert to fraction form
    60,329.84/83,257.80 = 40,154.48/x
  3. Step 3: Cross multiply
    60,329.84x = 83,257.80 × 40,154.48
  4. Step 4: Simplify right side
    60,329.84x = 3,343,173,664.94
  5. Step 5: Solve for x
    x = 3,343,173,664.94/60,329.84
  6. Step 6: Final answer
    x = 55,414.93

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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.