Finding the Fourth Proportional to 106,246,567.59, 159,256,321.79 and 75,862,314.15
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Solution
The fourth proportional to 106,246,567.59, 159,256,321.79 and 75,862,314.15 is: 113,712,408.67
Step by Step Solution
- Step 1: Write the proportion equation
106,246,567.59 : 159,256,321.79 = 75,862,314.15 : x - Step 2: Convert to fraction form
106,246,567.59/159,256,321.79 = 75,862,314.15/x - Step 3: Cross multiply
106,246,567.59x = 159,256,321.79 × 75,862,314.15 - Step 4: Simplify right side
106,246,567.59x = 12,081,553,113,627,160 - Step 5: Solve for x
x = 12,081,553,113,627,160/106,246,567.59 - Step 6: Final answer
x = 113,712,408.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.