Home / 186,748.34-278,931.69-168,951.56

Finding the Fourth Proportional to 186,748.34, 278,931.69 and 168,951.56

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Solution

The fourth proportional to 186,748.34, 278,931.69 and 168,951.56 is: 252,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,748.34 : 278,931.69 = 168,951.56 : x
  2. Step 2: Convert to fraction form
    186,748.34/278,931.69 = 168,951.56/x
  3. Step 3: Cross multiply
    186,748.34x = 278,931.69 × 168,951.56
  4. Step 4: Simplify right side
    186,748.34x = 47,125,942,764.28
  5. Step 5: Solve for x
    x = 47,125,942,764.28/186,748.34
  6. Step 6: Final answer
    x = 252,350.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.