Finding the Fourth Proportional to 53,927,089.75, 74,419,646.30 and 29,480,803.75
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Solution
The fourth proportional to 53,927,089.75, 74,419,646.30 and 29,480,803.75 is: 40,683,652.65
Step by Step Solution
- Step 1: Write the proportion equation
53,927,089.75 : 74,419,646.30 = 29,480,803.75 : x - Step 2: Convert to fraction form
53,927,089.75/74,419,646.30 = 29,480,803.75/x - Step 3: Cross multiply
53,927,089.75x = 74,419,646.30 × 29,480,803.75 - Step 4: Simplify right side
53,927,089.75x = 2,193,950,987,714,713.50 - Step 5: Solve for x
x = 2,193,950,987,714,713.50/53,927,089.75 - Step 6: Final answer
x = 40,683,652.65
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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.