Finding the Fourth Proportional to 96,506,067.30, 133,177,751.70 and 55,260,931.30
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Solution
The fourth proportional to 96,506,067.30, 133,177,751.70 and 55,260,931.30 is: 76,259,729.50
Step by Step Solution
- Step 1: Write the proportion equation
96,506,067.30 : 133,177,751.70 = 55,260,931.30 : x - Step 2: Convert to fraction form
96,506,067.30/133,177,751.70 = 55,260,931.30/x - Step 3: Cross multiply
96,506,067.30x = 133,177,751.70 × 55,260,931.30 - Step 4: Simplify right side
96,506,067.30x = 7,359,526,587,382,158 - Step 5: Solve for x
x = 7,359,526,587,382,158/96,506,067.30 - Step 6: Final answer
x = 76,259,729.50
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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.