Finding the Fourth Proportional to 104,976,102.90, 157,464,154.35 and 36,825,683.70
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Solution
The fourth proportional to 104,976,102.90, 157,464,154.35 and 36,825,683.70 is: 55,238,525.55
Step by Step Solution
- Step 1: Write the proportion equation
104,976,102.90 : 157,464,154.35 = 36,825,683.70 : x - Step 2: Convert to fraction form
104,976,102.90/157,464,154.35 = 36,825,683.70/x - Step 3: Cross multiply
104,976,102.90x = 157,464,154.35 × 36,825,683.70 - Step 4: Simplify right side
104,976,102.90x = 5,798,725,142,181,079 - Step 5: Solve for x
x = 5,798,725,142,181,079/104,976,102.90 - Step 6: Final answer
x = 55,238,525.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.