Home / 186,778.48-257,749.20-101,895.52

Finding the Fourth Proportional to 186,778.48, 257,749.20 and 101,895.52

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Solution

The fourth proportional to 186,778.48, 257,749.20 and 101,895.52 is: 140,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,778.48 : 257,749.20 = 101,895.52 : x
  2. Step 2: Convert to fraction form
    186,778.48/257,749.20 = 101,895.52/x
  3. Step 3: Cross multiply
    186,778.48x = 257,749.20 × 101,895.52
  4. Step 4: Simplify right side
    186,778.48x = 26,263,488,763.58
  5. Step 5: Solve for x
    x = 26,263,488,763.58/186,778.48
  6. Step 6: Final answer
    x = 140,613.03

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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.