Home / 58,789.86-81,130.60-31,932.62

Finding the Fourth Proportional to 58,789.86, 81,130.60 and 31,932.62

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Solution

The fourth proportional to 58,789.86, 81,130.60 and 31,932.62 is: 44,067.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,789.86 : 81,130.60 = 31,932.62 : x
  2. Step 2: Convert to fraction form
    58,789.86/81,130.60 = 31,932.62/x
  3. Step 3: Cross multiply
    58,789.86x = 81,130.60 × 31,932.62
  4. Step 4: Simplify right side
    58,789.86x = 2,590,712,620.17
  5. Step 5: Solve for x
    x = 2,590,712,620.17/58,789.86
  6. Step 6: Final answer
    x = 44,067.34

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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.