Finding the Fourth Proportional to 65,577,090.42, 97,940,472.57 and 59,416,763.99
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Solution
The fourth proportional to 65,577,090.42, 97,940,472.57 and 59,416,763.99 is: 88,739,922.83
Step by Step Solution
- Step 1: Write the proportion equation
65,577,090.42 : 97,940,472.57 = 59,416,763.99 : x - Step 2: Convert to fraction form
65,577,090.42/97,940,472.57 = 59,416,763.99/x - Step 3: Cross multiply
65,577,090.42x = 97,940,472.57 × 59,416,763.99 - Step 4: Simplify right side
65,577,090.42x = 5,819,305,943,271,056 - Step 5: Solve for x
x = 5,819,305,943,271,056/65,577,090.42 - Step 6: Final answer
x = 88,739,922.83
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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.