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Finding the Fourth Proportional to 170,151.99, 234,805.61 and 93,670.47

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Solution

The fourth proportional to 170,151.99, 234,805.61 and 93,670.47 is: 129,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,151.99 : 234,805.61 = 93,670.47 : x
  2. Step 2: Convert to fraction form
    170,151.99/234,805.61 = 93,670.47/x
  3. Step 3: Cross multiply
    170,151.99x = 234,805.61 × 93,670.47
  4. Step 4: Simplify right side
    170,151.99x = 21,994,351,378.98
  5. Step 5: Solve for x
    x = 21,994,351,378.98/170,151.99
  6. Step 6: Final answer
    x = 129,262.97

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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.