Home / 76,517,043.96-105,592,661.06-41,708,970.66

Finding the Fourth Proportional to 76,517,043.96, 105,592,661.06 and 41,708,970.66

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Solution

The fourth proportional to 76,517,043.96, 105,592,661.06 and 41,708,970.66 is: 57,557,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,517,043.96 : 105,592,661.06 = 41,708,970.66 : x
  2. Step 2: Convert to fraction form
    76,517,043.96/105,592,661.06 = 41,708,970.66/x
  3. Step 3: Cross multiply
    76,517,043.96x = 105,592,661.06 × 41,708,970.66
  4. Step 4: Simplify right side
    76,517,043.96x = 4,404,161,201,854,319.50
  5. Step 5: Solve for x
    x = 4,404,161,201,854,319.50/76,517,043.96
  6. Step 6: Final answer
    x = 57,557,910.94

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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.