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Finding the Fourth Proportional to 82,727.84, 114,154.44 and 46,916.12

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Solution

The fourth proportional to 82,727.84, 114,154.44 and 46,916.12 is: 64,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,727.84 : 114,154.44 = 46,916.12 : x
  2. Step 2: Convert to fraction form
    82,727.84/114,154.44 = 46,916.12/x
  3. Step 3: Cross multiply
    82,727.84x = 114,154.44 × 46,916.12
  4. Step 4: Simplify right side
    82,727.84x = 5,355,683,405.57
  5. Step 5: Solve for x
    x = 5,355,683,405.57/82,727.84
  6. Step 6: Final answer
    x = 64,738.59

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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.