Finding the Fourth Proportional to 74,034,408.06, 102,273,903.21 and 59,130,164.06
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Solution
The fourth proportional to 74,034,408.06, 102,273,903.21 and 59,130,164.06 is: 81,684,622.51
Step by Step Solution
- Step 1: Write the proportion equation
74,034,408.06 : 102,273,903.21 = 59,130,164.06 : x - Step 2: Convert to fraction form
74,034,408.06/102,273,903.21 = 59,130,164.06/x - Step 3: Cross multiply
74,034,408.06x = 102,273,903.21 × 59,130,164.06 - Step 4: Simplify right side
74,034,408.06x = 6,047,472,675,352,491 - Step 5: Solve for x
x = 6,047,472,675,352,491/74,034,408.06 - Step 6: Final answer
x = 81,684,622.51
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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.