Home / 187,678.24-259,014.57-107,117.93

Finding the Fourth Proportional to 187,678.24, 259,014.57 and 107,117.93

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Solution

The fourth proportional to 187,678.24, 259,014.57 and 107,117.93 is: 147,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,678.24 : 259,014.57 = 107,117.93 : x
  2. Step 2: Convert to fraction form
    187,678.24/259,014.57 = 107,117.93/x
  3. Step 3: Cross multiply
    187,678.24x = 259,014.57 × 107,117.93
  4. Step 4: Simplify right side
    187,678.24x = 27,745,104,578.24
  5. Step 5: Solve for x
    x = 27,745,104,578.24/187,678.24
  6. Step 6: Final answer
    x = 147,833.36

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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.