Finding the Fourth Proportional to 158,355.18, 237,532.95 and 47,547.18
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Solution
The fourth proportional to 158,355.18, 237,532.95 and 47,547.18 is: 71,320.82
Step by Step Solution
- Step 1: Write the proportion equation
158,355.18 : 237,532.95 = 47,547.18 : x - Step 2: Convert to fraction form
158,355.18/237,532.95 = 47,547.18/x - Step 3: Cross multiply
158,355.18x = 237,532.95 × 47,547.18 - Step 4: Simplify right side
158,355.18x = 11,294,021,929.58 - Step 5: Solve for x
x = 11,294,021,929.58/158,355.18 - Step 6: Final answer
x = 71,320.82
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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.