Home / 32,664.40-48,931.80-19,477.60

Finding the Fourth Proportional to 32,664.40, 48,931.80 and 19,477.60

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Solution

The fourth proportional to 32,664.40, 48,931.80 and 19,477.60 is: 29,177.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,664.40 : 48,931.80 = 19,477.60 : x
  2. Step 2: Convert to fraction form
    32,664.40/48,931.80 = 19,477.60/x
  3. Step 3: Cross multiply
    32,664.40x = 48,931.80 × 19,477.60
  4. Step 4: Simplify right side
    32,664.40x = 953,074,027.68
  5. Step 5: Solve for x
    x = 953,074,027.68/32,664.40
  6. Step 6: Final answer
    x = 29,177.76

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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.