Home / 186,667.44-257,595.52-106,103.76

Finding the Fourth Proportional to 186,667.44, 257,595.52 and 106,103.76

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Solution

The fourth proportional to 186,667.44, 257,595.52 and 106,103.76 is: 146,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,667.44 : 257,595.52 = 106,103.76 : x
  2. Step 2: Convert to fraction form
    186,667.44/257,595.52 = 106,103.76/x
  3. Step 3: Cross multiply
    186,667.44x = 257,595.52 × 106,103.76
  4. Step 4: Simplify right side
    186,667.44x = 27,331,853,231.16
  5. Step 5: Solve for x
    x = 27,331,853,231.16/186,667.44
  6. Step 6: Final answer
    x = 146,420.04

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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.