Home / 39,408.16-58,683.08-38,971.84

Finding the Fourth Proportional to 39,408.16, 58,683.08 and 38,971.84

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Solution

The fourth proportional to 39,408.16, 58,683.08 and 38,971.84 is: 58,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.16 : 58,683.08 = 38,971.84 : x
  2. Step 2: Convert to fraction form
    39,408.16/58,683.08 = 38,971.84/x
  3. Step 3: Cross multiply
    39,408.16x = 58,683.08 × 38,971.84
  4. Step 4: Simplify right side
    39,408.16x = 2,286,987,604.47
  5. Step 5: Solve for x
    x = 2,286,987,604.47/39,408.16
  6. Step 6: Final answer
    x = 58,033.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.