Home / 39,703.44-59,534.28-20,993.52

Finding the Fourth Proportional to 39,703.44, 59,534.28 and 20,993.52

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Solution

The fourth proportional to 39,703.44, 59,534.28 and 20,993.52 is: 31,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,703.44 : 59,534.28 = 20,993.52 : x
  2. Step 2: Convert to fraction form
    39,703.44/59,534.28 = 20,993.52/x
  3. Step 3: Cross multiply
    39,703.44x = 59,534.28 × 20,993.52
  4. Step 4: Simplify right side
    39,703.44x = 1,249,834,097.87
  5. Step 5: Solve for x
    x = 1,249,834,097.87/39,703.44
  6. Step 6: Final answer
    x = 31,479.24

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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.