Finding the Fourth Proportional to 95,221,354.36, 131,406,908.76 and 53,414,686.92
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Solution
The fourth proportional to 95,221,354.36, 131,406,908.76 and 53,414,686.92 is: 73,713,075.58
Step by Step Solution
- Step 1: Write the proportion equation
95,221,354.36 : 131,406,908.76 = 53,414,686.92 : x - Step 2: Convert to fraction form
95,221,354.36/131,406,908.76 = 53,414,686.92/x - Step 3: Cross multiply
95,221,354.36x = 131,406,908.76 × 53,414,686.92 - Step 4: Simplify right side
95,221,354.36x = 7,019,058,890,540,406 - Step 5: Solve for x
x = 7,019,058,890,540,406/95,221,354.36 - Step 6: Final answer
x = 73,713,075.58
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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.