Home / 53,190.18-73,401.84-30,219.84

Finding the Fourth Proportional to 53,190.18, 73,401.84 and 30,219.84

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Solution

The fourth proportional to 53,190.18, 73,401.84 and 30,219.84 is: 41,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,190.18 : 73,401.84 = 30,219.84 : x
  2. Step 2: Convert to fraction form
    53,190.18/73,401.84 = 30,219.84/x
  3. Step 3: Cross multiply
    53,190.18x = 73,401.84 × 30,219.84
  4. Step 4: Simplify right side
    53,190.18x = 2,218,191,860.51
  5. Step 5: Solve for x
    x = 2,218,191,860.51/53,190.18
  6. Step 6: Final answer
    x = 41,703.03

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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.