Finding the Fourth Proportional to 75,923,970.95, 113,905,376.97 and 22,071,282.95
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Solution
The fourth proportional to 75,923,970.95, 113,905,376.97 and 22,071,282.95 is: 33,112,570.02
Step by Step Solution
- Step 1: Write the proportion equation
75,923,970.95 : 113,905,376.97 = 22,071,282.95 : x - Step 2: Convert to fraction form
75,923,970.95/113,905,376.97 = 22,071,282.95/x - Step 3: Cross multiply
75,923,970.95x = 113,905,376.97 × 22,071,282.95 - Step 4: Simplify right side
75,923,970.95x = 2,514,037,804,061,757 - Step 5: Solve for x
x = 2,514,037,804,061,757/75,923,970.95 - Step 6: Final answer
x = 33,112,570.02
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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.