Finding the Fourth Proportional to 104,729,438.99, 144,526,624.72 and 60,701,975.61
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Solution
The fourth proportional to 104,729,438.99, 144,526,624.72 and 60,701,975.61 is: 83,768,725.71
Step by Step Solution
- Step 1: Write the proportion equation
104,729,438.99 : 144,526,624.72 = 60,701,975.61 : x - Step 2: Convert to fraction form
104,729,438.99/144,526,624.72 = 60,701,975.61/x - Step 3: Cross multiply
104,729,438.99x = 144,526,624.72 × 60,701,975.61 - Step 4: Simplify right side
104,729,438.99x = 8,773,051,648,055,334 - Step 5: Solve for x
x = 8,773,051,648,055,334/104,729,438.99 - Step 6: Final answer
x = 83,768,725.71
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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.