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Finding the Fourth Proportional to 58,408.20, 87,482.70 and 23,329.80

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Solution

The fourth proportional to 58,408.20, 87,482.70 and 23,329.80 is: 34,942.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,408.20 : 87,482.70 = 23,329.80 : x
  2. Step 2: Convert to fraction form
    58,408.20/87,482.70 = 23,329.80/x
  3. Step 3: Cross multiply
    58,408.20x = 87,482.70 × 23,329.80
  4. Step 4: Simplify right side
    58,408.20x = 2,040,953,894.46
  5. Step 5: Solve for x
    x = 2,040,953,894.46/58,408.20
  6. Step 6: Final answer
    x = 34,942.93

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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.