Finding the Fourth Proportional to 106,562,495.12, 147,056,241.48 and 57,669,923.12
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Solution
The fourth proportional to 106,562,495.12, 147,056,241.48 and 57,669,923.12 is: 79,584,492.94
Step by Step Solution
- Step 1: Write the proportion equation
106,562,495.12 : 147,056,241.48 = 57,669,923.12 : x - Step 2: Convert to fraction form
106,562,495.12/147,056,241.48 = 57,669,923.12/x - Step 3: Cross multiply
106,562,495.12x = 147,056,241.48 × 57,669,923.12 - Step 4: Simplify right side
106,562,495.12x = 8,480,722,140,467,754 - Step 5: Solve for x
x = 8,480,722,140,467,754/106,562,495.12 - Step 6: Final answer
x = 79,584,492.94
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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.