Home / 186,485.42-257,146.23-125,950.97

Finding the Fourth Proportional to 186,485.42, 257,146.23 and 125,950.97

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Solution

The fourth proportional to 186,485.42, 257,146.23 and 125,950.97 is: 173,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,485.42 : 257,146.23 = 125,950.97 : x
  2. Step 2: Convert to fraction form
    186,485.42/257,146.23 = 125,950.97/x
  3. Step 3: Cross multiply
    186,485.42x = 257,146.23 × 125,950.97
  4. Step 4: Simplify right side
    186,485.42x = 32,387,816,772.35
  5. Step 5: Solve for x
    x = 32,387,816,772.35/186,485.42
  6. Step 6: Final answer
    x = 173,674.79

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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.