Finding the Fourth Proportional to 97,530,192.90, 134,586,495.41 and 55,706,045.00
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Solution
The fourth proportional to 97,530,192.90, 134,586,495.41 and 55,706,045.00 is: 76,871,388.70
Step by Step Solution
- Step 1: Write the proportion equation
97,530,192.90 : 134,586,495.41 = 55,706,045.00 : x - Step 2: Convert to fraction form
97,530,192.90/134,586,495.41 = 55,706,045.00/x - Step 3: Cross multiply
97,530,192.90x = 134,586,495.41 × 55,706,045.00 - Step 4: Simplify right side
97,530,192.90x = 7,497,281,368,750,290 - Step 5: Solve for x
x = 7,497,281,368,750,290/97,530,192.90 - Step 6: Final answer
x = 76,871,388.70
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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.