Home / 186,258.13-257,054.97-109,801.52

Finding the Fourth Proportional to 186,258.13, 257,054.97 and 109,801.52

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Solution

The fourth proportional to 186,258.13, 257,054.97 and 109,801.52 is: 151,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,258.13 : 257,054.97 = 109,801.52 : x
  2. Step 2: Convert to fraction form
    186,258.13/257,054.97 = 109,801.52/x
  3. Step 3: Cross multiply
    186,258.13x = 257,054.97 × 109,801.52
  4. Step 4: Simplify right side
    186,258.13x = 28,225,027,348.29
  5. Step 5: Solve for x
    x = 28,225,027,348.29/186,258.13
  6. Step 6: Final answer
    x = 151,537.15

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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.