Home / 58,621.36-80,897.55-31,763.86

Finding the Fourth Proportional to 58,621.36, 80,897.55 and 31,763.86

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Solution

The fourth proportional to 58,621.36, 80,897.55 and 31,763.86 is: 43,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,621.36 : 80,897.55 = 31,763.86 : x
  2. Step 2: Convert to fraction form
    58,621.36/80,897.55 = 31,763.86/x
  3. Step 3: Cross multiply
    58,621.36x = 80,897.55 × 31,763.86
  4. Step 4: Simplify right side
    58,621.36x = 2,569,618,452.54
  5. Step 5: Solve for x
    x = 2,569,618,452.54/58,621.36
  6. Step 6: Final answer
    x = 43,834.17

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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.