Finding the Fourth Proportional to 114,924,074.87, 158,593,916.84 and 62,713,998.83
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Solution
The fourth proportional to 114,924,074.87, 158,593,916.84 and 62,713,998.83 is: 86,544,605.43
Step by Step Solution
- Step 1: Write the proportion equation
114,924,074.87 : 158,593,916.84 = 62,713,998.83 : x - Step 2: Convert to fraction form
114,924,074.87/158,593,916.84 = 62,713,998.83/x - Step 3: Cross multiply
114,924,074.87x = 158,593,916.84 × 62,713,998.83 - Step 4: Simplify right side
114,924,074.87x = 9,946,058,714,042,338 - Step 5: Solve for x
x = 9,946,058,714,042,338/114,924,074.87 - Step 6: Final answer
x = 86,544,605.43
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1.5x scale
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.