Home / 39,299.00-54,253.53-31,558.10

Finding the Fourth Proportional to 39,299.00, 54,253.53 and 31,558.10

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Solution

The fourth proportional to 39,299.00, 54,253.53 and 31,558.10 is: 43,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,299.00 : 54,253.53 = 31,558.10 : x
  2. Step 2: Convert to fraction form
    39,299.00/54,253.53 = 31,558.10/x
  3. Step 3: Cross multiply
    39,299.00x = 54,253.53 × 31,558.10
  4. Step 4: Simplify right side
    39,299.00x = 1,712,138,053.83
  5. Step 5: Solve for x
    x = 1,712,138,053.83/39,299.00
  6. Step 6: Final answer
    x = 43,566.97

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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.