Home / 186,433.07-257,195.67-125,981.69

Finding the Fourth Proportional to 186,433.07, 257,195.67 and 125,981.69

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Solution

The fourth proportional to 186,433.07, 257,195.67 and 125,981.69 is: 173,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,433.07 : 257,195.67 = 125,981.69 : x
  2. Step 2: Convert to fraction form
    186,433.07/257,195.67 = 125,981.69/x
  3. Step 3: Cross multiply
    186,433.07x = 257,195.67 × 125,981.69
  4. Step 4: Simplify right side
    186,433.07x = 32,401,945,167.28
  5. Step 5: Solve for x
    x = 32,401,945,167.28/186,433.07
  6. Step 6: Final answer
    x = 173,799.34

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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.