Home / 42,740.87-58,982.23-23,620.66

Finding the Fourth Proportional to 42,740.87, 58,982.23 and 23,620.66

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Solution

The fourth proportional to 42,740.87, 58,982.23 and 23,620.66 is: 32,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,740.87 : 58,982.23 = 23,620.66 : x
  2. Step 2: Convert to fraction form
    42,740.87/58,982.23 = 23,620.66/x
  3. Step 3: Cross multiply
    42,740.87x = 58,982.23 × 23,620.66
  4. Step 4: Simplify right side
    42,740.87x = 1,393,199,281.85
  5. Step 5: Solve for x
    x = 1,393,199,281.85/42,740.87
  6. Step 6: Final answer
    x = 32,596.42

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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.