Finding the Fourth Proportional to 96,756,873.60, 144,936,244.80 and 48,914,774.40
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Solution
The fourth proportional to 96,756,873.60, 144,936,244.80 and 48,914,774.40 is: 73,271,525.35
Step by Step Solution
- Step 1: Write the proportion equation
96,756,873.60 : 144,936,244.80 = 48,914,774.40 : x - Step 2: Convert to fraction form
96,756,873.60/144,936,244.80 = 48,914,774.40/x - Step 3: Cross multiply
96,756,873.60x = 144,936,244.80 × 48,914,774.40 - Step 4: Simplify right side
96,756,873.60x = 7,089,523,716,775,173 - Step 5: Solve for x
x = 7,089,523,716,775,173/96,756,873.60 - Step 6: Final answer
x = 73,271,525.35
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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.