Home / 186,667.22-257,601.93-101,785.70

Finding the Fourth Proportional to 186,667.22, 257,601.93 and 101,785.70

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Solution

The fourth proportional to 186,667.22, 257,601.93 and 101,785.70 is: 140,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,667.22 : 257,601.93 = 101,785.70 : x
  2. Step 2: Convert to fraction form
    186,667.22/257,601.93 = 101,785.70/x
  3. Step 3: Cross multiply
    186,667.22x = 257,601.93 × 101,785.70
  4. Step 4: Simplify right side
    186,667.22x = 26,220,192,766.40
  5. Step 5: Solve for x
    x = 26,220,192,766.40/186,667.22
  6. Step 6: Final answer
    x = 140,464.90

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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.