Home / 66,525.50-99,792.39-22,156.22

Finding the Fourth Proportional to 66,525.50, 99,792.39 and 22,156.22

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Solution

The fourth proportional to 66,525.50, 99,792.39 and 22,156.22 is: 33,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,525.50 : 99,792.39 = 22,156.22 : x
  2. Step 2: Convert to fraction form
    66,525.50/99,792.39 = 22,156.22/x
  3. Step 3: Cross multiply
    66,525.50x = 99,792.39 × 22,156.22
  4. Step 4: Simplify right side
    66,525.50x = 2,211,021,648.20
  5. Step 5: Solve for x
    x = 2,211,021,648.20/66,525.50
  6. Step 6: Final answer
    x = 33,235.70

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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.