Home / 220,997.16-304,896.10-144,559.84

Finding the Fourth Proportional to 220,997.16, 304,896.10 and 144,559.84

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Solution

The fourth proportional to 220,997.16, 304,896.10 and 144,559.84 is: 199,440.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,997.16 : 304,896.10 = 144,559.84 : x
  2. Step 2: Convert to fraction form
    220,997.16/304,896.10 = 144,559.84/x
  3. Step 3: Cross multiply
    220,997.16x = 304,896.10 × 144,559.84
  4. Step 4: Simplify right side
    220,997.16x = 44,075,731,432.62
  5. Step 5: Solve for x
    x = 44,075,731,432.62/220,997.16
  6. Step 6: Final answer
    x = 199,440.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.