Finding the Fourth Proportional to 96,566,925.76, 133,260,509.98 and 53,106,861.76
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Solution
The fourth proportional to 96,566,925.76, 133,260,509.98 and 53,106,861.76 is: 73,286,453.16
Step by Step Solution
- Step 1: Write the proportion equation
96,566,925.76 : 133,260,509.98 = 53,106,861.76 : x - Step 2: Convert to fraction form
96,566,925.76/133,260,509.98 = 53,106,861.76/x - Step 3: Cross multiply
96,566,925.76x = 133,260,509.98 × 53,106,861.76 - Step 4: Simplify right side
96,566,925.76x = 7,077,047,481,574,960 - Step 5: Solve for x
x = 7,077,047,481,574,960/96,566,925.76 - Step 6: Final answer
x = 73,286,453.16
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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.