Finding the Fourth Proportional to 93,754,424.34, 129,368,836.08 and 54,063,421.05
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Solution
The fourth proportional to 93,754,424.34, 129,368,836.08 and 54,063,421.05 is: 74,600,445.85
Step by Step Solution
- Step 1: Write the proportion equation
93,754,424.34 : 129,368,836.08 = 54,063,421.05 : x - Step 2: Convert to fraction form
93,754,424.34/129,368,836.08 = 54,063,421.05/x - Step 3: Cross multiply
93,754,424.34x = 129,368,836.08 × 54,063,421.05 - Step 4: Simplify right side
93,754,424.34x = 6,994,121,855,741,471 - Step 5: Solve for x
x = 6,994,121,855,741,471/93,754,424.34 - Step 6: Final answer
x = 74,600,445.85
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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.