Home / 76,010,061.78-104,826,157.56-59,268,951

Finding the Fourth Proportional to 76,010,061.78, 104,826,157.56 and 59,268,951

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Solution

The fourth proportional to 76,010,061.78, 104,826,157.56 and 59,268,951 is: 81,738,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,010,061.78 : 104,826,157.56 = 59,268,951 : x
  2. Step 2: Convert to fraction form
    76,010,061.78/104,826,157.56 = 59,268,951/x
  3. Step 3: Cross multiply
    76,010,061.78x = 104,826,157.56 × 59,268,951
  4. Step 4: Simplify right side
    76,010,061.78x = 6,212,936,395,941,920
  5. Step 5: Solve for x
    x = 6,212,936,395,941,920/76,010,061.78
  6. Step 6: Final answer
    x = 81,738,341.61

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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.