Finding the Fourth Proportional to 88,633,613.52, 122,324,764.98 and 73,722,632.94
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Solution
The fourth proportional to 88,633,613.52, 122,324,764.98 and 73,722,632.94 is: 101,745,865.82
Step by Step Solution
- Step 1: Write the proportion equation
88,633,613.52 : 122,324,764.98 = 73,722,632.94 : x - Step 2: Convert to fraction form
88,633,613.52/122,324,764.98 = 73,722,632.94/x - Step 3: Cross multiply
88,633,613.52x = 122,324,764.98 × 73,722,632.94 - Step 4: Simplify right side
88,633,613.52x = 9,018,103,748,092,306 - Step 5: Solve for x
x = 9,018,103,748,092,306/88,633,613.52 - Step 6: Final answer
x = 101,745,865.82
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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.