Finding the Fourth Proportional to 97,288.75, 134,258.61 and 52,576.75
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Solution
The fourth proportional to 97,288.75, 134,258.61 and 52,576.75 is: 72,555.99
Step by Step Solution
- Step 1: Write the proportion equation
97,288.75 : 134,258.61 = 52,576.75 : x - Step 2: Convert to fraction form
97,288.75/134,258.61 = 52,576.75/x - Step 3: Cross multiply
97,288.75x = 134,258.61 × 52,576.75 - Step 4: Simplify right side
97,288.75x = 7,058,881,373.32 - Step 5: Solve for x
x = 7,058,881,373.32/97,288.75 - Step 6: Final answer
x = 72,555.99
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Double scale
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1.5x scale
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.