Finding the Fourth Proportional to 97,609,684.76, 134,703,843.96 and 53,556,671.84
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Solution
The fourth proportional to 97,609,684.76, 134,703,843.96 and 53,556,671.84 is: 73,909,567.32
Step by Step Solution
- Step 1: Write the proportion equation
97,609,684.76 : 134,703,843.96 = 53,556,671.84 : x - Step 2: Convert to fraction form
97,609,684.76/134,703,843.96 = 53,556,671.84/x - Step 3: Cross multiply
97,609,684.76x = 134,703,843.96 × 53,556,671.84 - Step 4: Simplify right side
97,609,684.76x = 7,214,289,566,552,287 - Step 5: Solve for x
x = 7,214,289,566,552,287/97,609,684.76 - Step 6: Final answer
x = 73,909,567.32
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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.