Home / 187,639.16-258,937.22-104,853.83

Finding the Fourth Proportional to 187,639.16, 258,937.22 and 104,853.83

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Solution

The fourth proportional to 187,639.16, 258,937.22 and 104,853.83 is: 144,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,639.16 : 258,937.22 = 104,853.83 : x
  2. Step 2: Convert to fraction form
    187,639.16/258,937.22 = 104,853.83/x
  3. Step 3: Cross multiply
    187,639.16x = 258,937.22 × 104,853.83
  4. Step 4: Simplify right side
    187,639.16x = 27,150,558,214.00
  5. Step 5: Solve for x
    x = 27,150,558,214.00/187,639.16
  6. Step 6: Final answer
    x = 144,695.59

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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.