Home / 187,348.14-258,534.02-106,801.60

Finding the Fourth Proportional to 187,348.14, 258,534.02 and 106,801.60

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Solution

The fourth proportional to 187,348.14, 258,534.02 and 106,801.60 is: 147,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,348.14 : 258,534.02 = 106,801.60 : x
  2. Step 2: Convert to fraction form
    187,348.14/258,534.02 = 106,801.60/x
  3. Step 3: Cross multiply
    187,348.14x = 258,534.02 × 106,801.60
  4. Step 4: Simplify right side
    187,348.14x = 27,611,846,990.43
  5. Step 5: Solve for x
    x = 27,611,846,990.43/187,348.14
  6. Step 6: Final answer
    x = 147,382.55

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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.