Home / 53,266.06-79,896.49-19,983.53

Finding the Fourth Proportional to 53,266.06, 79,896.49 and 19,983.53

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Solution

The fourth proportional to 53,266.06, 79,896.49 and 19,983.53 is: 29,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,266.06 : 79,896.49 = 19,983.53 : x
  2. Step 2: Convert to fraction form
    53,266.06/79,896.49 = 19,983.53/x
  3. Step 3: Cross multiply
    53,266.06x = 79,896.49 × 19,983.53
  4. Step 4: Simplify right side
    53,266.06x = 1,596,613,904.81
  5. Step 5: Solve for x
    x = 1,596,613,904.81/53,266.06
  6. Step 6: Final answer
    x = 29,974.32

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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.