Finding the Fourth Proportional to 62,372,170.14, 93,101,416.99 and 55,009,153.50
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Solution
The fourth proportional to 62,372,170.14, 93,101,416.99 and 55,009,153.50 is: 82,110,821.65
Step by Step Solution
- Step 1: Write the proportion equation
62,372,170.14 : 93,101,416.99 = 55,009,153.50 : x - Step 2: Convert to fraction form
62,372,170.14/93,101,416.99 = 55,009,153.50/x - Step 3: Cross multiply
62,372,170.14x = 93,101,416.99 × 55,009,153.50 - Step 4: Simplify right side
62,372,170.14x = 5,121,430,137,995,372 - Step 5: Solve for x
x = 5,121,430,137,995,372/62,372,170.14 - Step 6: Final answer
x = 82,110,821.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.