Home / 66,666.16-99,999.33-27,223.27

Finding the Fourth Proportional to 66,666.16, 99,999.33 and 27,223.27

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Solution

The fourth proportional to 66,666.16, 99,999.33 and 27,223.27 is: 40,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,666.16 : 99,999.33 = 27,223.27 : x
  2. Step 2: Convert to fraction form
    66,666.16/99,999.33 = 27,223.27/x
  3. Step 3: Cross multiply
    66,666.16x = 99,999.33 × 27,223.27
  4. Step 4: Simplify right side
    66,666.16x = 2,722,308,408.32
  5. Step 5: Solve for x
    x = 2,722,308,408.32/66,666.16
  6. Step 6: Final answer
    x = 40,834.94

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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.