Home / 186,914.94-257,937.66-171,868.38

Finding the Fourth Proportional to 186,914.94, 257,937.66 and 171,868.38

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Solution

The fourth proportional to 186,914.94, 257,937.66 and 171,868.38 is: 237,173.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,914.94 : 257,937.66 = 171,868.38 : x
  2. Step 2: Convert to fraction form
    186,914.94/257,937.66 = 171,868.38/x
  3. Step 3: Cross multiply
    186,914.94x = 257,937.66 × 171,868.38
  4. Step 4: Simplify right side
    186,914.94x = 44,331,327,765.19
  5. Step 5: Solve for x
    x = 44,331,327,765.19/186,914.94
  6. Step 6: Final answer
    x = 237,173.81

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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.