Home / 107,899.57-148,900.93-62,586.73

Finding the Fourth Proportional to 107,899.57, 148,900.93 and 62,586.73

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Solution

The fourth proportional to 107,899.57, 148,900.93 and 62,586.73 is: 86,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,899.57 : 148,900.93 = 62,586.73 : x
  2. Step 2: Convert to fraction form
    107,899.57/148,900.93 = 62,586.73/x
  3. Step 3: Cross multiply
    107,899.57x = 148,900.93 × 62,586.73
  4. Step 4: Simplify right side
    107,899.57x = 9,319,222,302.66
  5. Step 5: Solve for x
    x = 9,319,222,302.66/107,899.57
  6. Step 6: Final answer
    x = 86,369.41

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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.