Finding the Fourth Proportional to 93,867.76, 129,541.08 and 53,588.08
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Solution
The fourth proportional to 93,867.76, 129,541.08 and 53,588.08 is: 73,953.59
Step by Step Solution
- Step 1: Write the proportion equation
93,867.76 : 129,541.08 = 53,588.08 : x - Step 2: Convert to fraction form
93,867.76/129,541.08 = 53,588.08/x - Step 3: Cross multiply
93,867.76x = 129,541.08 × 53,588.08 - Step 4: Simplify right side
93,867.76x = 6,941,857,758.33 - Step 5: Solve for x
x = 6,941,857,758.33/93,867.76 - Step 6: Final answer
x = 73,953.59
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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.