Finding the Fourth Proportional to 108,481,836.24, 149,706,032.76 and 58,923,177.75
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Solution
The fourth proportional to 108,481,836.24, 149,706,032.76 and 58,923,177.75 is: 81,314,582.09
Step by Step Solution
- Step 1: Write the proportion equation
108,481,836.24 : 149,706,032.76 = 58,923,177.75 : x - Step 2: Convert to fraction form
108,481,836.24/149,706,032.76 = 58,923,177.75/x - Step 3: Cross multiply
108,481,836.24x = 149,706,032.76 × 58,923,177.75 - Step 4: Simplify right side
108,481,836.24x = 8,821,155,178,564,803 - Step 5: Solve for x
x = 8,821,155,178,564,803/108,481,836.24 - Step 6: Final answer
x = 81,314,582.09
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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.