Home / 58,556.57-80,807.51-31,698.38

Finding the Fourth Proportional to 58,556.57, 80,807.51 and 31,698.38

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Solution

The fourth proportional to 58,556.57, 80,807.51 and 31,698.38 is: 43,743.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,556.57 : 80,807.51 = 31,698.38 : x
  2. Step 2: Convert to fraction form
    58,556.57/80,807.51 = 31,698.38/x
  3. Step 3: Cross multiply
    58,556.57x = 80,807.51 × 31,698.38
  4. Step 4: Simplify right side
    58,556.57x = 2,561,467,440.10
  5. Step 5: Solve for x
    x = 2,561,467,440.10/58,556.57
  6. Step 6: Final answer
    x = 43,743.47

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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.