Finding the Fourth Proportional to 58,917,773.97, 81,309,050.70 and 32,812,291.77
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Solution
The fourth proportional to 58,917,773.97, 81,309,050.70 and 32,812,291.77 is: 45,282,367.53
Step by Step Solution
- Step 1: Write the proportion equation
58,917,773.97 : 81,309,050.70 = 32,812,291.77 : x - Step 2: Convert to fraction form
58,917,773.97/81,309,050.70 = 32,812,291.77/x - Step 3: Cross multiply
58,917,773.97x = 81,309,050.70 × 32,812,291.77 - Step 4: Simplify right side
58,917,773.97x = 2,667,936,295,110,123 - Step 5: Solve for x
x = 2,667,936,295,110,123/58,917,773.97 - Step 6: Final answer
x = 45,282,367.53
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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.