Finding the Fourth Proportional to 55,623,207.54, 76,754,495.73 and 32,109,319.57
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Solution
The fourth proportional to 55,623,207.54, 76,754,495.73 and 32,109,319.57 is: 44,307,668.34
Step by Step Solution
- Step 1: Write the proportion equation
55,623,207.54 : 76,754,495.73 = 32,109,319.57 : x - Step 2: Convert to fraction form
55,623,207.54/76,754,495.73 = 32,109,319.57/x - Step 3: Cross multiply
55,623,207.54x = 76,754,495.73 × 32,109,319.57 - Step 4: Simplify right side
55,623,207.54x = 2,464,534,631,828,770.50 - Step 5: Solve for x
x = 2,464,534,631,828,770.50/55,623,207.54 - Step 6: Final answer
x = 44,307,668.34
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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.