Finding the Fourth Proportional to 106,904,748.36, 147,528,552.75 and 58,012,176.36
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Solution
The fourth proportional to 106,904,748.36, 147,528,552.75 and 58,012,176.36 is: 80,056,803.38
Step by Step Solution
- Step 1: Write the proportion equation
106,904,748.36 : 147,528,552.75 = 58,012,176.36 : x - Step 2: Convert to fraction form
106,904,748.36/147,528,552.75 = 58,012,176.36/x - Step 3: Cross multiply
106,904,748.36x = 147,528,552.75 × 58,012,176.36 - Step 4: Simplify right side
106,904,748.36x = 8,558,452,420,268,563 - Step 5: Solve for x
x = 8,558,452,420,268,563/106,904,748.36 - Step 6: Final answer
x = 80,056,803.38
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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.