Finding the Fourth Proportional to 68,472,559.51, 94,437,034.98 and 60,194,923.08
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Solution
The fourth proportional to 68,472,559.51, 94,437,034.98 and 60,194,923.08 is: 83,020,557.39
Step by Step Solution
- Step 1: Write the proportion equation
68,472,559.51 : 94,437,034.98 = 60,194,923.08 : x - Step 2: Convert to fraction form
68,472,559.51/94,437,034.98 = 60,194,923.08/x - Step 3: Cross multiply
68,472,559.51x = 94,437,034.98 × 60,194,923.08 - Step 4: Simplify right side
68,472,559.51x = 5,684,630,056,524,369 - Step 5: Solve for x
x = 5,684,630,056,524,369/68,472,559.51 - Step 6: Final answer
x = 83,020,557.39
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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.