Home / 37,149.84-51,254.30-21,223.01

Finding the Fourth Proportional to 37,149.84, 51,254.30 and 21,223.01

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Solution

The fourth proportional to 37,149.84, 51,254.30 and 21,223.01 is: 29,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.84 : 51,254.30 = 21,223.01 : x
  2. Step 2: Convert to fraction form
    37,149.84/51,254.30 = 21,223.01/x
  3. Step 3: Cross multiply
    37,149.84x = 51,254.30 × 21,223.01
  4. Step 4: Simplify right side
    37,149.84x = 1,087,770,159.06
  5. Step 5: Solve for x
    x = 1,087,770,159.06/37,149.84
  6. Step 6: Final answer
    x = 29,280.61

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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.