Home / 58,583.89-80,845.60-31,726.39

Finding the Fourth Proportional to 58,583.89, 80,845.60 and 31,726.39

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Solution

The fourth proportional to 58,583.89, 80,845.60 and 31,726.39 is: 43,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,583.89 : 80,845.60 = 31,726.39 : x
  2. Step 2: Convert to fraction form
    58,583.89/80,845.60 = 31,726.39/x
  3. Step 3: Cross multiply
    58,583.89x = 80,845.60 × 31,726.39
  4. Step 4: Simplify right side
    58,583.89x = 2,564,939,035.38
  5. Step 5: Solve for x
    x = 2,564,939,035.38/58,583.89
  6. Step 6: Final answer
    x = 43,782.33

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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.