Finding the Fourth Proportional to 69,676,244.94, 96,153,591.84 and 38,316,316.08
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Solution
The fourth proportional to 69,676,244.94, 96,153,591.84 and 38,316,316.08 is: 52,876,721.76
Step by Step Solution
- Step 1: Write the proportion equation
69,676,244.94 : 96,153,591.84 = 38,316,316.08 : x - Step 2: Convert to fraction form
69,676,244.94/96,153,591.84 = 38,316,316.08/x - Step 3: Cross multiply
69,676,244.94x = 96,153,591.84 × 38,316,316.08 - Step 4: Simplify right side
69,676,244.94x = 3,684,251,417,168,749 - Step 5: Solve for x
x = 3,684,251,417,168,749/69,676,244.94 - Step 6: Final answer
x = 52,876,721.76
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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.