Home / 186,183.60-256,952.40-109,726.48

Finding the Fourth Proportional to 186,183.60, 256,952.40 and 109,726.48

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Solution

The fourth proportional to 186,183.60, 256,952.40 and 109,726.48 is: 151,433.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,183.60 : 256,952.40 = 109,726.48 : x
  2. Step 2: Convert to fraction form
    186,183.60/256,952.40 = 109,726.48/x
  3. Step 3: Cross multiply
    186,183.60x = 256,952.40 × 109,726.48
  4. Step 4: Simplify right side
    186,183.60x = 28,194,482,379.55
  5. Step 5: Solve for x
    x = 28,194,482,379.55/186,183.60
  6. Step 6: Final answer
    x = 151,433.76

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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.