Home / 187,293.48-258,451.80-114,708.57

Finding the Fourth Proportional to 187,293.48, 258,451.80 and 114,708.57

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Solution

The fourth proportional to 187,293.48, 258,451.80 and 114,708.57 is: 158,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,293.48 : 258,451.80 = 114,708.57 : x
  2. Step 2: Convert to fraction form
    187,293.48/258,451.80 = 114,708.57/x
  3. Step 3: Cross multiply
    187,293.48x = 258,451.80 × 114,708.57
  4. Step 4: Simplify right side
    187,293.48x = 29,646,636,391.93
  5. Step 5: Solve for x
    x = 29,646,636,391.93/187,293.48
  6. Step 6: Final answer
    x = 158,289.74

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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.