Home / 166,847.96-230,248.99-90,365.29

Finding the Fourth Proportional to 166,847.96, 230,248.99 and 90,365.29

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Solution

The fourth proportional to 166,847.96, 230,248.99 and 90,365.29 is: 124,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,847.96 : 230,248.99 = 90,365.29 : x
  2. Step 2: Convert to fraction form
    166,847.96/230,248.99 = 90,365.29/x
  3. Step 3: Cross multiply
    166,847.96x = 230,248.99 × 90,365.29
  4. Step 4: Simplify right side
    166,847.96x = 20,806,515,952.02
  5. Step 5: Solve for x
    x = 20,806,515,952.02/166,847.96
  6. Step 6: Final answer
    x = 124,703.45

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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.