Home / 186,733.59-257,691.17-106,161.14

Finding the Fourth Proportional to 186,733.59, 257,691.17 and 106,161.14

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Solution

The fourth proportional to 186,733.59, 257,691.17 and 106,161.14 is: 146,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,733.59 : 257,691.17 = 106,161.14 : x
  2. Step 2: Convert to fraction form
    186,733.59/257,691.17 = 106,161.14/x
  3. Step 3: Cross multiply
    186,733.59x = 257,691.17 × 106,161.14
  4. Step 4: Simplify right side
    186,733.59x = 27,356,786,555.87
  5. Step 5: Solve for x
    x = 27,356,786,555.87/186,733.59
  6. Step 6: Final answer
    x = 146,501.69

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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.