Home / 48,782.40-73,123.20-26,548.80

Finding the Fourth Proportional to 48,782.40, 73,123.20 and 26,548.80

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Solution

The fourth proportional to 48,782.40, 73,123.20 and 26,548.80 is: 39,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,782.40 : 73,123.20 = 26,548.80 : x
  2. Step 2: Convert to fraction form
    48,782.40/73,123.20 = 26,548.80/x
  3. Step 3: Cross multiply
    48,782.40x = 73,123.20 × 26,548.80
  4. Step 4: Simplify right side
    48,782.40x = 1,941,333,212.16
  5. Step 5: Solve for x
    x = 1,941,333,212.16/48,782.40
  6. Step 6: Final answer
    x = 39,795.77

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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.