Finding the Fourth Proportional to 96,779,233.80, 145,168,850.70 and 60,947,425.80
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Solution
The fourth proportional to 96,779,233.80, 145,168,850.70 and 60,947,425.80 is: 91,421,138.70
Step by Step Solution
- Step 1: Write the proportion equation
96,779,233.80 : 145,168,850.70 = 60,947,425.80 : x - Step 2: Convert to fraction form
96,779,233.80/145,168,850.70 = 60,947,425.80/x - Step 3: Cross multiply
96,779,233.80x = 145,168,850.70 × 60,947,425.80 - Step 4: Simplify right side
96,779,233.80x = 8,847,667,756,509,527 - Step 5: Solve for x
x = 8,847,667,756,509,527/96,779,233.80 - Step 6: Final answer
x = 91,421,138.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.