Home / 58,558.03-80,809.40-31,699.94

Finding the Fourth Proportional to 58,558.03, 80,809.40 and 31,699.94

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Solution

The fourth proportional to 58,558.03, 80,809.40 and 31,699.94 is: 43,745.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.03 : 80,809.40 = 31,699.94 : x
  2. Step 2: Convert to fraction form
    58,558.03/80,809.40 = 31,699.94/x
  3. Step 3: Cross multiply
    58,558.03x = 80,809.40 × 31,699.94
  4. Step 4: Simplify right side
    58,558.03x = 2,561,653,412.71
  5. Step 5: Solve for x
    x = 2,561,653,412.71/58,558.03
  6. Step 6: Final answer
    x = 43,745.56

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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.