Home / 53,093.68-79,603.36-19,804.70

Finding the Fourth Proportional to 53,093.68, 79,603.36 and 19,804.70

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Solution

The fourth proportional to 53,093.68, 79,603.36 and 19,804.70 is: 29,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,093.68 : 79,603.36 = 19,804.70 : x
  2. Step 2: Convert to fraction form
    53,093.68/79,603.36 = 19,804.70/x
  3. Step 3: Cross multiply
    53,093.68x = 79,603.36 × 19,804.70
  4. Step 4: Simplify right side
    53,093.68x = 1,576,520,813.29
  5. Step 5: Solve for x
    x = 1,576,520,813.29/53,093.68
  6. Step 6: Final answer
    x = 29,693.19

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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.