Finding the Fourth Proportional to 53,239,027.59, 79,850,548.98 and 16,842,688.74
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Solution
The fourth proportional to 53,239,027.59, 79,850,548.98 and 16,842,688.74 is: 25,261,504.63
Step by Step Solution
- Step 1: Write the proportion equation
53,239,027.59 : 79,850,548.98 = 16,842,688.74 : x - Step 2: Convert to fraction form
53,239,027.59/79,850,548.98 = 16,842,688.74/x - Step 3: Cross multiply
53,239,027.59x = 79,850,548.98 × 16,842,688.74 - Step 4: Simplify right side
53,239,027.59x = 1,344,897,942,188,264.50 - Step 5: Solve for x
x = 1,344,897,942,188,264.50/53,239,027.59 - Step 6: Final answer
x = 25,261,504.63
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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.