Home / 187,347.14-258,532.64-106,800.60

Finding the Fourth Proportional to 187,347.14, 258,532.64 and 106,800.60

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Solution

The fourth proportional to 187,347.14, 258,532.64 and 106,800.60 is: 147,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,347.14 : 258,532.64 = 106,800.60 : x
  2. Step 2: Convert to fraction form
    187,347.14/258,532.64 = 106,800.60/x
  3. Step 3: Cross multiply
    187,347.14x = 258,532.64 × 106,800.60
  4. Step 4: Simplify right side
    187,347.14x = 27,611,441,071.58
  5. Step 5: Solve for x
    x = 27,611,441,071.58/187,347.14
  6. Step 6: Final answer
    x = 147,381.18

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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.