Finding the Fourth Proportional to 63,348,059.08, 87,420,561.38 and 34,374,683.08
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Solution
The fourth proportional to 63,348,059.08, 87,420,561.38 and 34,374,683.08 is: 47,437,192.80
Step by Step Solution
- Step 1: Write the proportion equation
63,348,059.08 : 87,420,561.38 = 34,374,683.08 : x - Step 2: Convert to fraction form
63,348,059.08/87,420,561.38 = 34,374,683.08/x - Step 3: Cross multiply
63,348,059.08x = 87,420,561.38 × 34,374,683.08 - Step 4: Simplify right side
63,348,059.08x = 3,005,054,092,113,187 - Step 5: Solve for x
x = 3,005,054,092,113,187/63,348,059.08 - Step 6: Final answer
x = 47,437,192.80
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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.