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Finding the Fourth Proportional to 186,544.92, 257,437.44 and 101,667.46

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Solution

The fourth proportional to 186,544.92, 257,437.44 and 101,667.46 is: 140,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,544.92 : 257,437.44 = 101,667.46 : x
  2. Step 2: Convert to fraction form
    186,544.92/257,437.44 = 101,667.46/x
  3. Step 3: Cross multiply
    186,544.92x = 257,437.44 × 101,667.46
  4. Step 4: Simplify right side
    186,544.92x = 26,173,010,633.70
  5. Step 5: Solve for x
    x = 26,173,010,633.70/186,544.92
  6. Step 6: Final answer
    x = 140,304.07

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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.