Home / 187,349.14-258,535.40-106,802.60

Finding the Fourth Proportional to 187,349.14, 258,535.40 and 106,802.60

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Solution

The fourth proportional to 187,349.14, 258,535.40 and 106,802.60 is: 147,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,349.14 : 258,535.40 = 106,802.60 : x
  2. Step 2: Convert to fraction form
    187,349.14/258,535.40 = 106,802.60/x
  3. Step 3: Cross multiply
    187,349.14x = 258,535.40 × 106,802.60
  4. Step 4: Simplify right side
    187,349.14x = 27,612,252,912.04
  5. Step 5: Solve for x
    x = 27,612,252,912.04/187,349.14
  6. Step 6: Final answer
    x = 147,383.93

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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.