Finding the Fourth Proportional to 70,904,126.79, 106,403,987.75 and 24,846,410.07
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Solution
The fourth proportional to 70,904,126.79, 106,403,987.75 and 24,846,410.07 is: 37,286,364.45
Step by Step Solution
- Step 1: Write the proportion equation
70,904,126.79 : 106,403,987.75 = 24,846,410.07 : x - Step 2: Convert to fraction form
70,904,126.79/106,403,987.75 = 24,846,410.07/x - Step 3: Cross multiply
70,904,126.79x = 106,403,987.75 × 24,846,410.07 - Step 4: Simplify right side
70,904,126.79x = 2,643,757,112,595,524.50 - Step 5: Solve for x
x = 2,643,757,112,595,524.50/70,904,126.79 - Step 6: Final answer
x = 37,286,364.45
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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.