Home / 52,549.72-72,520.61-29,890.80

Finding the Fourth Proportional to 52,549.72, 72,520.61 and 29,890.80

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Solution

The fourth proportional to 52,549.72, 72,520.61 and 29,890.80 is: 41,250.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.72 : 72,520.61 = 29,890.80 : x
  2. Step 2: Convert to fraction form
    52,549.72/72,520.61 = 29,890.80/x
  3. Step 3: Cross multiply
    52,549.72x = 72,520.61 × 29,890.80
  4. Step 4: Simplify right side
    52,549.72x = 2,167,698,899.93
  5. Step 5: Solve for x
    x = 2,167,698,899.93/52,549.72
  6. Step 6: Final answer
    x = 41,250.44

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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.