Finding the Fourth Proportional to 124,946,276.49, 172,304,728.07 and 97,434,166.41
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Solution
The fourth proportional to 124,946,276.49, 172,304,728.07 and 97,434,166.41 is: 134,364,688.72
Step by Step Solution
- Step 1: Write the proportion equation
124,946,276.49 : 172,304,728.07 = 97,434,166.41 : x - Step 2: Convert to fraction form
124,946,276.49/172,304,728.07 = 97,434,166.41/x - Step 3: Cross multiply
124,946,276.49x = 172,304,728.07 × 97,434,166.41 - Step 4: Simplify right side
124,946,276.49x = 16,788,367,547,515,006 - Step 5: Solve for x
x = 16,788,367,547,515,006/124,946,276.49 - Step 6: Final answer
x = 134,364,688.72
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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.