Finding the Fourth Proportional to 96,709,813.80, 145,064,720.70 and 32,884,405.80
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Solution
The fourth proportional to 96,709,813.80, 145,064,720.70 and 32,884,405.80 is: 49,326,608.70
Step by Step Solution
- Step 1: Write the proportion equation
96,709,813.80 : 145,064,720.70 = 32,884,405.80 : x - Step 2: Convert to fraction form
96,709,813.80/145,064,720.70 = 32,884,405.80/x - Step 3: Cross multiply
96,709,813.80x = 145,064,720.70 × 32,884,405.80 - Step 4: Simplify right side
96,709,813.80x = 4,770,367,142,762,460 - Step 5: Solve for x
x = 4,770,367,142,762,460/96,709,813.80 - Step 6: Final answer
x = 49,326,608.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.