Home / 58,735.50-81,122.26-38,682.02

Finding the Fourth Proportional to 58,735.50, 81,122.26 and 38,682.02

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Solution

The fourth proportional to 58,735.50, 81,122.26 and 38,682.02 is: 53,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,735.50 : 81,122.26 = 38,682.02 : x
  2. Step 2: Convert to fraction form
    58,735.50/81,122.26 = 38,682.02/x
  3. Step 3: Cross multiply
    58,735.50x = 81,122.26 × 38,682.02
  4. Step 4: Simplify right side
    58,735.50x = 3,137,972,883.77
  5. Step 5: Solve for x
    x = 3,137,972,883.77/58,735.50
  6. Step 6: Final answer
    x = 53,425.49

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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.