Finding the Fourth Proportional to 114,924,836.64, 158,599,645.12 and 62,717,243.12
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Solution
The fourth proportional to 114,924,836.64, 158,599,645.12 and 62,717,243.12 is: 86,551,634.90
Step by Step Solution
- Step 1: Write the proportion equation
114,924,836.64 : 158,599,645.12 = 62,717,243.12 : x - Step 2: Convert to fraction form
114,924,836.64/158,599,645.12 = 62,717,243.12/x - Step 3: Cross multiply
114,924,836.64x = 158,599,645.12 × 62,717,243.12 - Step 4: Simplify right side
114,924,836.64x = 9,946,932,501,736,762 - Step 5: Solve for x
x = 9,946,932,501,736,762/114,924,836.64 - Step 6: Final answer
x = 86,551,634.90
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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.