Home / 72,576,077.80-108,864,116.70-54,660,173.80

Finding the Fourth Proportional to 72,576,077.80, 108,864,116.70 and 54,660,173.80

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Solution

The fourth proportional to 72,576,077.80, 108,864,116.70 and 54,660,173.80 is: 81,990,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576,077.80 : 108,864,116.70 = 54,660,173.80 : x
  2. Step 2: Convert to fraction form
    72,576,077.80/108,864,116.70 = 54,660,173.80/x
  3. Step 3: Cross multiply
    72,576,077.80x = 108,864,116.70 × 54,660,173.80
  4. Step 4: Simplify right side
    72,576,077.80x = 5,950,531,539,405,482
  5. Step 5: Solve for x
    x = 5,950,531,539,405,482/72,576,077.80
  6. Step 6: Final answer
    x = 81,990,260.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.