Finding the Fourth Proportional to 70,831,045.06, 106,170,881.19 and 50,574,876.10
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Solution
The fourth proportional to 70,831,045.06, 106,170,881.19 and 50,574,876.10 is: 75,808,272.45
Step by Step Solution
- Step 1: Write the proportion equation
70,831,045.06 : 106,170,881.19 = 50,574,876.10 : x - Step 2: Convert to fraction form
70,831,045.06/106,170,881.19 = 50,574,876.10/x - Step 3: Cross multiply
70,831,045.06x = 106,170,881.19 × 50,574,876.10 - Step 4: Simplify right side
70,831,045.06x = 5,369,579,161,612,071 - Step 5: Solve for x
x = 5,369,579,161,612,071/70,831,045.06 - Step 6: Final answer
x = 75,808,272.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.