Home / 39,215.04-54,119.59-23,083.18

Finding the Fourth Proportional to 39,215.04, 54,119.59 and 23,083.18

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Solution

The fourth proportional to 39,215.04, 54,119.59 and 23,083.18 is: 31,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,215.04 : 54,119.59 = 23,083.18 : x
  2. Step 2: Convert to fraction form
    39,215.04/54,119.59 = 23,083.18/x
  3. Step 3: Cross multiply
    39,215.04x = 54,119.59 × 23,083.18
  4. Step 4: Simplify right side
    39,215.04x = 1,249,252,174.33
  5. Step 5: Solve for x
    x = 1,249,252,174.33/39,215.04
  6. Step 6: Final answer
    x = 31,856.46

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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.