Home / 42,072.95-63,093.02-15,763.34

Finding the Fourth Proportional to 42,072.95, 63,093.02 and 15,763.34

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Solution

The fourth proportional to 42,072.95, 63,093.02 and 15,763.34 is: 23,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,072.95 : 63,093.02 = 15,763.34 : x
  2. Step 2: Convert to fraction form
    42,072.95/63,093.02 = 15,763.34/x
  3. Step 3: Cross multiply
    42,072.95x = 63,093.02 × 15,763.34
  4. Step 4: Simplify right side
    42,072.95x = 994,556,331.61
  5. Step 5: Solve for x
    x = 994,556,331.61/42,072.95
  6. Step 6: Final answer
    x = 23,638.86

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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.