Home / 186,667.06-280,000.80-46,425.68

Finding the Fourth Proportional to 186,667.06, 280,000.80 and 46,425.68

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Solution

The fourth proportional to 186,667.06, 280,000.80 and 46,425.68 is: 69,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,667.06 : 280,000.80 = 46,425.68 : x
  2. Step 2: Convert to fraction form
    186,667.06/280,000.80 = 46,425.68/x
  3. Step 3: Cross multiply
    186,667.06x = 280,000.80 × 46,425.68
  4. Step 4: Simplify right side
    186,667.06x = 12,999,227,540.54
  5. Step 5: Solve for x
    x = 12,999,227,540.54/186,667.06
  6. Step 6: Final answer
    x = 69,638.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.