Finding the Fourth Proportional to 96,560,849.64, 133,249,916.25 and 54,747,727.86
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Solution
The fourth proportional to 96,560,849.64, 133,249,916.25 and 54,747,727.86 is: 75,549,564.65
Step by Step Solution
- Step 1: Write the proportion equation
96,560,849.64 : 133,249,916.25 = 54,747,727.86 : x - Step 2: Convert to fraction form
96,560,849.64/133,249,916.25 = 54,747,727.86/x - Step 3: Cross multiply
96,560,849.64x = 133,249,916.25 × 54,747,727.86 - Step 4: Simplify right side
96,560,849.64x = 7,295,130,152,222,792 - Step 5: Solve for x
x = 7,295,130,152,222,792/96,560,849.64 - Step 6: Final answer
x = 75,549,564.65
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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.