Finding the Fourth Proportional to 97,803,104.72, 134,971,521.20 and 53,751,664.60
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Solution
The fourth proportional to 97,803,104.72, 134,971,521.20 and 53,751,664.60 is: 74,179,076.00
Step by Step Solution
- Step 1: Write the proportion equation
97,803,104.72 : 134,971,521.20 = 53,751,664.60 : x - Step 2: Convert to fraction form
97,803,104.72/134,971,521.20 = 53,751,664.60/x - Step 3: Cross multiply
97,803,104.72x = 134,971,521.20 × 53,751,664.60 - Step 4: Simplify right side
97,803,104.72x = 7,254,943,938,094,189 - Step 5: Solve for x
x = 7,254,943,938,094,189/97,803,104.72 - Step 6: Final answer
x = 74,179,076.00
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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.