Home / 76,257,274.42-105,235,786.56-41,449,943.26

Finding the Fourth Proportional to 76,257,274.42, 105,235,786.56 and 41,449,943.26

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Solution

The fourth proportional to 76,257,274.42, 105,235,786.56 and 41,449,943.26 is: 57,201,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,257,274.42 : 105,235,786.56 = 41,449,943.26 : x
  2. Step 2: Convert to fraction form
    76,257,274.42/105,235,786.56 = 41,449,943.26/x
  3. Step 3: Cross multiply
    76,257,274.42x = 105,235,786.56 × 41,449,943.26
  4. Step 4: Simplify right side
    76,257,274.42x = 4,362,017,381,833,470.50
  5. Step 5: Solve for x
    x = 4,362,017,381,833,470.50/76,257,274.42
  6. Step 6: Final answer
    x = 57,201,328.20

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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.