Finding the Fourth Proportional to 97,172,415.76, 134,097,913.44 and 53,119,596.88
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Solution
The fourth proportional to 97,172,415.76, 134,097,913.44 and 53,119,596.88 is: 73,305,032.59
Step by Step Solution
- Step 1: Write the proportion equation
97,172,415.76 : 134,097,913.44 = 53,119,596.88 : x - Step 2: Convert to fraction form
97,172,415.76/134,097,913.44 = 53,119,596.88/x - Step 3: Cross multiply
97,172,415.76x = 134,097,913.44 × 53,119,596.88 - Step 4: Simplify right side
97,172,415.76x = 7,123,227,104,381,934 - Step 5: Solve for x
x = 7,123,227,104,381,934/97,172,415.76 - Step 6: Final answer
x = 73,305,032.59
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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.