Finding the Fourth Proportional to 73,548,332.70, 110,154,537.45 and 43,315,244.70
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Solution
The fourth proportional to 73,548,332.70, 110,154,537.45 and 43,315,244.70 is: 64,873,948.45
Step by Step Solution
- Step 1: Write the proportion equation
73,548,332.70 : 110,154,537.45 = 43,315,244.70 : x - Step 2: Convert to fraction form
73,548,332.70/110,154,537.45 = 43,315,244.70/x - Step 3: Cross multiply
73,548,332.70x = 110,154,537.45 × 43,315,244.70 - Step 4: Simplify right side
73,548,332.70x = 4,771,370,744,462,064 - Step 5: Solve for x
x = 4,771,370,744,462,064/73,548,332.70 - Step 6: Final answer
x = 64,873,948.45
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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.