Home / 59,667.31-89,445.08-20,196.79

Finding the Fourth Proportional to 59,667.31, 89,445.08 and 20,196.79

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Solution

The fourth proportional to 59,667.31, 89,445.08 and 20,196.79 is: 30,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,667.31 : 89,445.08 = 20,196.79 : x
  2. Step 2: Convert to fraction form
    59,667.31/89,445.08 = 20,196.79/x
  3. Step 3: Cross multiply
    59,667.31x = 89,445.08 × 20,196.79
  4. Step 4: Simplify right side
    59,667.31x = 1,806,503,396.31
  5. Step 5: Solve for x
    x = 1,806,503,396.31/59,667.31
  6. Step 6: Final answer
    x = 30,276.27

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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.