Home / 187,653.98-258,898.19-107,023.52

Finding the Fourth Proportional to 187,653.98, 258,898.19 and 107,023.52

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Solution

The fourth proportional to 187,653.98, 258,898.19 and 107,023.52 is: 147,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,653.98 : 258,898.19 = 107,023.52 : x
  2. Step 2: Convert to fraction form
    187,653.98/258,898.19 = 107,023.52/x
  3. Step 3: Cross multiply
    187,653.98x = 258,898.19 × 107,023.52
  4. Step 4: Simplify right side
    187,653.98x = 27,708,195,080.31
  5. Step 5: Solve for x
    x = 27,708,195,080.31/187,653.98
  6. Step 6: Final answer
    x = 147,655.78

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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.