Home / 42,605.37-63,908.12-23,008.55

Finding the Fourth Proportional to 42,605.37, 63,908.12 and 23,008.55

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Solution

The fourth proportional to 42,605.37, 63,908.12 and 23,008.55 is: 34,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,605.37 : 63,908.12 = 23,008.55 : x
  2. Step 2: Convert to fraction form
    42,605.37/63,908.12 = 23,008.55/x
  3. Step 3: Cross multiply
    42,605.37x = 63,908.12 × 23,008.55
  4. Step 4: Simplify right side
    42,605.37x = 1,470,432,739.84
  5. Step 5: Solve for x
    x = 1,470,432,739.84/42,605.37
  6. Step 6: Final answer
    x = 34,512.85

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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.