Home / 186,140.19-256,224.96-162,225.75

Finding the Fourth Proportional to 186,140.19, 256,224.96 and 162,225.75

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Solution

The fourth proportional to 186,140.19, 256,224.96 and 162,225.75 is: 223,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,140.19 : 256,224.96 = 162,225.75 : x
  2. Step 2: Convert to fraction form
    186,140.19/256,224.96 = 162,225.75/x
  3. Step 3: Cross multiply
    186,140.19x = 256,224.96 × 162,225.75
  4. Step 4: Simplify right side
    186,140.19x = 41,566,286,304.72
  5. Step 5: Solve for x
    x = 41,566,286,304.72/186,140.19
  6. Step 6: Final answer
    x = 223,306.35

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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.