Finding the Fourth Proportional to 90,177,610.63, 124,445,341.68 and 48,924,503
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Solution
The fourth proportional to 90,177,610.63, 124,445,341.68 and 48,924,503 is: 67,515,943.82
Step by Step Solution
- Step 1: Write the proportion equation
90,177,610.63 : 124,445,341.68 = 48,924,503 : x - Step 2: Convert to fraction form
90,177,610.63/124,445,341.68 = 48,924,503/x - Step 3: Cross multiply
90,177,610.63x = 124,445,341.68 × 48,924,503 - Step 4: Simplify right side
90,177,610.63x = 6,088,426,492,359,185 - Step 5: Solve for x
x = 6,088,426,492,359,185/90,177,610.63 - Step 6: Final answer
x = 67,515,943.82
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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.