Finding the Fourth Proportional to 54,808,233.54, 75,625,748.20 and 31,276,026.06
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Solution
The fourth proportional to 54,808,233.54, 75,625,748.20 and 31,276,026.06 is: 43,155,429.74
Step by Step Solution
- Step 1: Write the proportion equation
54,808,233.54 : 75,625,748.20 = 31,276,026.06 : x - Step 2: Convert to fraction form
54,808,233.54/75,625,748.20 = 31,276,026.06/x - Step 3: Cross multiply
54,808,233.54x = 75,625,748.20 × 31,276,026.06 - Step 4: Simplify right side
54,808,233.54x = 2,365,272,871,510,198 - Step 5: Solve for x
x = 2,365,272,871,510,198/54,808,233.54 - Step 6: Final answer
x = 43,155,429.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.