Finding the Fourth Proportional to 172,014.84, 237,430.98 and 114,737.58
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Solution
The fourth proportional to 172,014.84, 237,430.98 and 114,737.58 is: 158,371.55
Step by Step Solution
- Step 1: Write the proportion equation
172,014.84 : 237,430.98 = 114,737.58 : x - Step 2: Convert to fraction form
172,014.84/237,430.98 = 114,737.58/x - Step 3: Cross multiply
172,014.84x = 237,430.98 × 114,737.58 - Step 4: Simplify right side
172,014.84x = 27,242,256,062.23 - Step 5: Solve for x
x = 27,242,256,062.23/172,014.84 - Step 6: Final answer
x = 158,371.55
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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.