Finding the Fourth Proportional to 90,294.84, 124,565.52 and 58,473.99
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Solution
The fourth proportional to 90,294.84, 124,565.52 and 58,473.99 is: 80,667.32
Step by Step Solution
- Step 1: Write the proportion equation
90,294.84 : 124,565.52 = 58,473.99 : x - Step 2: Convert to fraction form
90,294.84/124,565.52 = 58,473.99/x - Step 3: Cross multiply
90,294.84x = 124,565.52 × 58,473.99 - Step 4: Simplify right side
90,294.84x = 7,283,842,970.82 - Step 5: Solve for x
x = 7,283,842,970.82/90,294.84 - Step 6: Final answer
x = 80,667.32
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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.