Home / 187,410.38-258,632.39-102,527.44

Finding the Fourth Proportional to 187,410.38, 258,632.39 and 102,527.44

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Solution

The fourth proportional to 187,410.38, 258,632.39 and 102,527.44 is: 141,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,410.38 : 258,632.39 = 102,527.44 : x
  2. Step 2: Convert to fraction form
    187,410.38/258,632.39 = 102,527.44/x
  3. Step 3: Cross multiply
    187,410.38x = 258,632.39 × 102,527.44
  4. Step 4: Simplify right side
    187,410.38x = 26,516,916,457.52
  5. Step 5: Solve for x
    x = 26,516,916,457.52/187,410.38
  6. Step 6: Final answer
    x = 141,491.19

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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.