Home / 186,928.75-257,962.76-102,046.69

Finding the Fourth Proportional to 186,928.75, 257,962.76 and 102,046.69

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Solution

The fourth proportional to 186,928.75, 257,962.76 and 102,046.69 is: 140,825.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,928.75 : 257,962.76 = 102,046.69 : x
  2. Step 2: Convert to fraction form
    186,928.75/257,962.76 = 102,046.69/x
  3. Step 3: Cross multiply
    186,928.75x = 257,962.76 × 102,046.69
  4. Step 4: Simplify right side
    186,928.75x = 26,324,245,801.26
  5. Step 5: Solve for x
    x = 26,324,245,801.26/186,928.75
  6. Step 6: Final answer
    x = 140,825.02

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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.