Finding the Fourth Proportional to 97,957.23, 135,180.56 and 53,246.19
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Solution
The fourth proportional to 97,957.23, 135,180.56 and 53,246.19 is: 73,479.51
Step by Step Solution
- Step 1: Write the proportion equation
97,957.23 : 135,180.56 = 53,246.19 : x - Step 2: Convert to fraction form
97,957.23/135,180.56 = 53,246.19/x - Step 3: Cross multiply
97,957.23x = 135,180.56 × 53,246.19 - Step 4: Simplify right side
97,957.23x = 7,197,849,515.84 - Step 5: Solve for x
x = 7,197,849,515.84/97,957.23 - Step 6: Final answer
x = 73,479.51
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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.