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Finding the Fourth Proportional to 114,041.04, 171,082.11 and 39,141.84

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Solution

The fourth proportional to 114,041.04, 171,082.11 and 39,141.84 is: 58,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,041.04 : 171,082.11 = 39,141.84 : x
  2. Step 2: Convert to fraction form
    114,041.04/171,082.11 = 39,141.84/x
  3. Step 3: Cross multiply
    114,041.04x = 171,082.11 × 39,141.84
  4. Step 4: Simplify right side
    114,041.04x = 6,696,468,576.48
  5. Step 5: Solve for x
    x = 6,696,468,576.48/114,041.04
  6. Step 6: Final answer
    x = 58,719.81

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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.