Finding the Fourth Proportional to 106,904,844.42, 147,528,685.47 and 58,012,272.42
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Solution
The fourth proportional to 106,904,844.42, 147,528,685.47 and 58,012,272.42 is: 80,056,936.03
Step by Step Solution
- Step 1: Write the proportion equation
106,904,844.42 : 147,528,685.47 = 58,012,272.42 : x - Step 2: Convert to fraction form
106,904,844.42/147,528,685.47 = 58,012,272.42/x - Step 3: Cross multiply
106,904,844.42x = 147,528,685.47 × 58,012,272.42 - Step 4: Simplify right side
106,904,844.42x = 8,558,474,291,250,136 - Step 5: Solve for x
x = 8,558,474,291,250,136/106,904,844.42 - Step 6: Final answer
x = 80,056,936.03
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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.