Home / 187,097.47-257,891.19-146,190.07

Finding the Fourth Proportional to 187,097.47, 257,891.19 and 146,190.07

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Solution

The fourth proportional to 187,097.47, 257,891.19 and 146,190.07 is: 201,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,097.47 : 257,891.19 = 146,190.07 : x
  2. Step 2: Convert to fraction form
    187,097.47/257,891.19 = 146,190.07/x
  3. Step 3: Cross multiply
    187,097.47x = 257,891.19 × 146,190.07
  4. Step 4: Simplify right side
    187,097.47x = 37,701,131,118.48
  5. Step 5: Solve for x
    x = 37,701,131,118.48/187,097.47
  6. Step 6: Final answer
    x = 201,505.30

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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.