Home / 187,574.52-258,877.48-106,983.57

Finding the Fourth Proportional to 187,574.52, 258,877.48 and 106,983.57

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Solution

The fourth proportional to 187,574.52, 258,877.48 and 106,983.57 is: 147,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,574.52 : 258,877.48 = 106,983.57 : x
  2. Step 2: Convert to fraction form
    187,574.52/258,877.48 = 106,983.57/x
  3. Step 3: Cross multiply
    187,574.52x = 258,877.48 × 106,983.57
  4. Step 4: Simplify right side
    187,574.52x = 27,695,637,003.00
  5. Step 5: Solve for x
    x = 27,695,637,003.00/187,574.52
  6. Step 6: Final answer
    x = 147,651.38

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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.