Finding the Fourth Proportional to 69,555,328.08, 104,832,945.45 and 59,955,805.05
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Solution
The fourth proportional to 69,555,328.08, 104,832,945.45 and 59,955,805.05 is: 90,364,660.96
Step by Step Solution
- Step 1: Write the proportion equation
69,555,328.08 : 104,832,945.45 = 59,955,805.05 : x - Step 2: Convert to fraction form
69,555,328.08/104,832,945.45 = 59,955,805.05/x - Step 3: Cross multiply
69,555,328.08x = 104,832,945.45 × 59,955,805.05 - Step 4: Simplify right side
69,555,328.08x = 6,285,343,640,217,484 - Step 5: Solve for x
x = 6,285,343,640,217,484/69,555,328.08 - Step 6: Final answer
x = 90,364,660.96
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.