Home / 63,153.45-94,709.67-21,022.22

Finding the Fourth Proportional to 63,153.45, 94,709.67 and 21,022.22

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Solution

The fourth proportional to 63,153.45, 94,709.67 and 21,022.22 is: 31,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.45 : 94,709.67 = 21,022.22 : x
  2. Step 2: Convert to fraction form
    63,153.45/94,709.67 = 21,022.22/x
  3. Step 3: Cross multiply
    63,153.45x = 94,709.67 × 21,022.22
  4. Step 4: Simplify right side
    63,153.45x = 1,991,007,523.12
  5. Step 5: Solve for x
    x = 1,991,007,523.12/63,153.45
  6. Step 6: Final answer
    x = 31,526.50

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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.