Home / 166,777.40-230,187.56-153,327.35

Finding the Fourth Proportional to 166,777.40, 230,187.56 and 153,327.35

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Solution

The fourth proportional to 166,777.40, 230,187.56 and 153,327.35 is: 211,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,777.40 : 230,187.56 = 153,327.35 : x
  2. Step 2: Convert to fraction form
    166,777.40/230,187.56 = 153,327.35/x
  3. Step 3: Cross multiply
    166,777.40x = 230,187.56 × 153,327.35
  4. Step 4: Simplify right side
    166,777.40x = 35,294,046,660.19
  5. Step 5: Solve for x
    x = 35,294,046,660.19/166,777.40
  6. Step 6: Final answer
    x = 211,623.68

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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.