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Finding the Fourth Proportional to 114,449.99, 157,940.19 and 63,462.69

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Solution

The fourth proportional to 114,449.99, 157,940.19 and 63,462.69 is: 87,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,449.99 : 157,940.19 = 63,462.69 : x
  2. Step 2: Convert to fraction form
    114,449.99/157,940.19 = 63,462.69/x
  3. Step 3: Cross multiply
    114,449.99x = 157,940.19 × 63,462.69
  4. Step 4: Simplify right side
    114,449.99x = 10,023,309,316.51
  5. Step 5: Solve for x
    x = 10,023,309,316.51/114,449.99
  6. Step 6: Final answer
    x = 87,578.07

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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.