Finding the Fourth Proportional to 97,203.29, 145,475.75 and 59,787.06
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Solution
The fourth proportional to 97,203.29, 145,475.75 and 59,787.06 is: 89,478.12
Step by Step Solution
- Step 1: Write the proportion equation
97,203.29 : 145,475.75 = 59,787.06 : x - Step 2: Convert to fraction form
97,203.29/145,475.75 = 59,787.06/x - Step 3: Cross multiply
97,203.29x = 145,475.75 × 59,787.06 - Step 4: Simplify right side
97,203.29x = 8,697,567,479.73 - Step 5: Solve for x
x = 8,697,567,479.73/97,203.29 - Step 6: Final answer
x = 89,478.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.