Finding the Fourth Proportional to 83,669,097.60, 125,503,646.40 and 59,275,955.70
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Solution
The fourth proportional to 83,669,097.60, 125,503,646.40 and 59,275,955.70 is: 88,913,933.55
Step by Step Solution
- Step 1: Write the proportion equation
83,669,097.60 : 125,503,646.40 = 59,275,955.70 : x - Step 2: Convert to fraction form
83,669,097.60/125,503,646.40 = 59,275,955.70/x - Step 3: Cross multiply
83,669,097.60x = 125,503,646.40 × 59,275,955.70 - Step 4: Simplify right side
83,669,097.60x = 7,439,348,584,194,865 - Step 5: Solve for x
x = 7,439,348,584,194,865/83,669,097.60 - Step 6: Final answer
x = 88,913,933.55
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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.