Finding the Fourth Proportional to 368,098.16, 552,154.14 and 115,373.06
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Solution
The fourth proportional to 368,098.16, 552,154.14 and 115,373.06 is: 173,061.75
Step by Step Solution
- Step 1: Write the proportion equation
368,098.16 : 552,154.14 = 115,373.06 : x - Step 2: Convert to fraction form
368,098.16/552,154.14 = 115,373.06/x - Step 3: Cross multiply
368,098.16x = 552,154.14 × 115,373.06 - Step 4: Simplify right side
368,098.16x = 63,703,712,723.47 - Step 5: Solve for x
x = 63,703,712,723.47/368,098.16 - Step 6: Final answer
x = 173,061.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.