Home / 186,609.25-257,520.86-106,036.89

Finding the Fourth Proportional to 186,609.25, 257,520.86 and 106,036.89

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Solution

The fourth proportional to 186,609.25, 257,520.86 and 106,036.89 is: 146,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,609.25 : 257,520.86 = 106,036.89 : x
  2. Step 2: Convert to fraction form
    186,609.25/257,520.86 = 106,036.89/x
  3. Step 3: Cross multiply
    186,609.25x = 257,520.86 × 106,036.89
  4. Step 4: Simplify right side
    186,609.25x = 27,306,711,104.53
  5. Step 5: Solve for x
    x = 27,306,711,104.53/186,609.25
  6. Step 6: Final answer
    x = 146,330.96

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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.