Home / 76,227,456.96-105,193,661.58-41,420,253.60

Finding the Fourth Proportional to 76,227,456.96, 105,193,661.58 and 41,420,253.60

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Solution

The fourth proportional to 76,227,456.96, 105,193,661.58 and 41,420,253.60 is: 57,159,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227,456.96 : 105,193,661.58 = 41,420,253.60 : x
  2. Step 2: Convert to fraction form
    76,227,456.96/105,193,661.58 = 41,420,253.60/x
  3. Step 3: Cross multiply
    76,227,456.96x = 105,193,661.58 × 41,420,253.60
  4. Step 4: Simplify right side
    76,227,456.96x = 4,357,148,139,756,177
  5. Step 5: Solve for x
    x = 4,357,148,139,756,177/76,227,456.96
  6. Step 6: Final answer
    x = 57,159,825.52

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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.