Home / 42,172.77-58,200.89-23,311.65

Finding the Fourth Proportional to 42,172.77, 58,200.89 and 23,311.65

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Solution

The fourth proportional to 42,172.77, 58,200.89 and 23,311.65 is: 32,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,172.77 : 58,200.89 = 23,311.65 : x
  2. Step 2: Convert to fraction form
    42,172.77/58,200.89 = 23,311.65/x
  3. Step 3: Cross multiply
    42,172.77x = 58,200.89 × 23,311.65
  4. Step 4: Simplify right side
    42,172.77x = 1,356,758,777.37
  5. Step 5: Solve for x
    x = 1,356,758,777.37/42,172.77
  6. Step 6: Final answer
    x = 32,171.44

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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.