Home / 187,823.23-259,195.56-101,784.61

Finding the Fourth Proportional to 187,823.23, 259,195.56 and 101,784.61

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Solution

The fourth proportional to 187,823.23, 259,195.56 and 101,784.61 is: 140,462.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,823.23 : 259,195.56 = 101,784.61 : x
  2. Step 2: Convert to fraction form
    187,823.23/259,195.56 = 101,784.61/x
  3. Step 3: Cross multiply
    187,823.23x = 259,195.56 × 101,784.61
  4. Step 4: Simplify right side
    187,823.23x = 26,382,118,988.33
  5. Step 5: Solve for x
    x = 26,382,118,988.33/187,823.23
  6. Step 6: Final answer
    x = 140,462.49

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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.