Home / 39,302.08-58,874.16-19,520.80

Finding the Fourth Proportional to 39,302.08, 58,874.16 and 19,520.80

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Solution

The fourth proportional to 39,302.08, 58,874.16 and 19,520.80 is: 29,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.08 : 58,874.16 = 19,520.80 : x
  2. Step 2: Convert to fraction form
    39,302.08/58,874.16 = 19,520.80/x
  3. Step 3: Cross multiply
    39,302.08x = 58,874.16 × 19,520.80
  4. Step 4: Simplify right side
    39,302.08x = 1,149,270,702.53
  5. Step 5: Solve for x
    x = 1,149,270,702.53/39,302.08
  6. Step 6: Final answer
    x = 29,241.98

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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.