Finding the Fourth Proportional to 114,924,838.64, 158,599,647.88 and 62,717,245.12
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Solution
The fourth proportional to 114,924,838.64, 158,599,647.88 and 62,717,245.12 is: 86,551,637.66
Step by Step Solution
- Step 1: Write the proportion equation
114,924,838.64 : 158,599,647.88 = 62,717,245.12 : x - Step 2: Convert to fraction form
114,924,838.64/158,599,647.88 = 62,717,245.12/x - Step 3: Cross multiply
114,924,838.64x = 158,599,647.88 × 62,717,245.12 - Step 4: Simplify right side
114,924,838.64x = 9,946,932,992,035,648 - Step 5: Solve for x
x = 9,946,932,992,035,648/114,924,838.64 - Step 6: Final answer
x = 86,551,637.66
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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.