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Finding the Fourth Proportional to 111,710.51, 167,564.30 and 27,471.40

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Solution

The fourth proportional to 111,710.51, 167,564.30 and 27,471.40 is: 41,206.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,710.51 : 167,564.30 = 27,471.40 : x
  2. Step 2: Convert to fraction form
    111,710.51/167,564.30 = 27,471.40/x
  3. Step 3: Cross multiply
    111,710.51x = 167,564.30 × 27,471.40
  4. Step 4: Simplify right side
    111,710.51x = 4,603,225,911.02
  5. Step 5: Solve for x
    x = 4,603,225,911.02/111,710.51
  6. Step 6: Final answer
    x = 41,206.74

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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.