Finding the Fourth Proportional to 133,731,001.05, 186,840,763.95 and 133,731,001.05
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Solution
The fourth proportional to 133,731,001.05, 186,840,763.95 and 133,731,001.05 is: 186,840,763.95
Step by Step Solution
- Step 1: Write the proportion equation
133,731,001.05 : 186,840,763.95 = 133,731,001.05 : x - Step 2: Convert to fraction form
133,731,001.05/186,840,763.95 = 133,731,001.05/x - Step 3: Cross multiply
133,731,001.05x = 186,840,763.95 × 133,731,001.05 - Step 4: Simplify right side
133,731,001.05x = 24,986,402,399,980,248 - Step 5: Solve for x
x = 24,986,402,399,980,248/133,731,001.05 - Step 6: Final answer
x = 186,840,763.95
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.