Home / 53,199.81-72,883.44-51,205.59

Finding the Fourth Proportional to 53,199.81, 72,883.44 and 51,205.59

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Solution

The fourth proportional to 53,199.81, 72,883.44 and 51,205.59 is: 70,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.81 : 72,883.44 = 51,205.59 : x
  2. Step 2: Convert to fraction form
    53,199.81/72,883.44 = 51,205.59/x
  3. Step 3: Cross multiply
    53,199.81x = 72,883.44 × 51,205.59
  4. Step 4: Simplify right side
    53,199.81x = 3,732,039,546.43
  5. Step 5: Solve for x
    x = 3,732,039,546.43/53,199.81
  6. Step 6: Final answer
    x = 70,151.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.