Finding the Fourth Proportional to 97,463.29, 134,498.28 and 55,023.61
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Solution
The fourth proportional to 97,463.29, 134,498.28 and 55,023.61 is: 75,931.98
Step by Step Solution
- Step 1: Write the proportion equation
97,463.29 : 134,498.28 = 55,023.61 : x - Step 2: Convert to fraction form
97,463.29/134,498.28 = 55,023.61/x - Step 3: Cross multiply
97,463.29x = 134,498.28 × 55,023.61 - Step 4: Simplify right side
97,463.29x = 7,400,580,904.39 - Step 5: Solve for x
x = 7,400,580,904.39/97,463.29 - Step 6: Final answer
x = 75,931.98
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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.