Finding the Fourth Proportional to 89,946,501.03, 124,126,450.92 and 48,693,294.99
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Solution
The fourth proportional to 89,946,501.03, 124,126,450.92 and 48,693,294.99 is: 67,196,898.40
Step by Step Solution
- Step 1: Write the proportion equation
89,946,501.03 : 124,126,450.92 = 48,693,294.99 : x - Step 2: Convert to fraction form
89,946,501.03/124,126,450.92 = 48,693,294.99/x - Step 3: Cross multiply
89,946,501.03x = 124,126,450.92 × 48,693,294.99 - Step 4: Simplify right side
89,946,501.03x = 6,044,125,890,709,317 - Step 5: Solve for x
x = 6,044,125,890,709,317/89,946,501.03 - Step 6: Final answer
x = 67,196,898.40
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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.