Home / 186,194.06-256,942.76-101,309.30

Finding the Fourth Proportional to 186,194.06, 256,942.76 and 101,309.30

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Solution

The fourth proportional to 186,194.06, 256,942.76 and 101,309.30 is: 139,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,194.06 : 256,942.76 = 101,309.30 : x
  2. Step 2: Convert to fraction form
    186,194.06/256,942.76 = 101,309.30/x
  3. Step 3: Cross multiply
    186,194.06x = 256,942.76 × 101,309.30
  4. Step 4: Simplify right side
    186,194.06x = 26,030,691,155.67
  5. Step 5: Solve for x
    x = 26,030,691,155.67/186,194.06
  6. Step 6: Final answer
    x = 139,804.09

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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.