Finding the Fourth Proportional to 54,230,929.79, 74,861,585.98 and 36,613,698.57
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Solution
The fourth proportional to 54,230,929.79, 74,861,585.98 and 36,613,698.57 is: 50,542,366.77
Step by Step Solution
- Step 1: Write the proportion equation
54,230,929.79 : 74,861,585.98 = 36,613,698.57 : x - Step 2: Convert to fraction form
54,230,929.79/74,861,585.98 = 36,613,698.57/x - Step 3: Cross multiply
54,230,929.79x = 74,861,585.98 × 36,613,698.57 - Step 4: Simplify right side
54,230,929.79x = 2,740,959,543,452,324 - Step 5: Solve for x
x = 2,740,959,543,452,324/54,230,929.79 - Step 6: Final answer
x = 50,542,366.77
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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.