Finding the Fourth Proportional to 48,959,036.80, 73,438,555.20 and 29,475,491.20
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Solution
The fourth proportional to 48,959,036.80, 73,438,555.20 and 29,475,491.20 is: 44,213,236.80
Step by Step Solution
- Step 1: Write the proportion equation
48,959,036.80 : 73,438,555.20 = 29,475,491.20 : x - Step 2: Convert to fraction form
48,959,036.80/73,438,555.20 = 29,475,491.20/x - Step 3: Cross multiply
48,959,036.80x = 73,438,555.20 × 29,475,491.20 - Step 4: Simplify right side
48,959,036.80x = 2,164,637,487,538,314.25 - Step 5: Solve for x
x = 2,164,637,487,538,314.25/48,959,036.80 - Step 6: Final answer
x = 44,213,236.80
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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.