Home / 40,763.86-61,135.53-15,795.34

Finding the Fourth Proportional to 40,763.86, 61,135.53 and 15,795.34

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Solution

The fourth proportional to 40,763.86, 61,135.53 and 15,795.34 is: 23,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,763.86 : 61,135.53 = 15,795.34 : x
  2. Step 2: Convert to fraction form
    40,763.86/61,135.53 = 15,795.34/x
  3. Step 3: Cross multiply
    40,763.86x = 61,135.53 × 15,795.34
  4. Step 4: Simplify right side
    40,763.86x = 965,656,482.43
  5. Step 5: Solve for x
    x = 965,656,482.43/40,763.86
  6. Step 6: Final answer
    x = 23,689.03

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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.