Home / 58,934.12-81,365.42-40,568.58

Finding the Fourth Proportional to 58,934.12, 81,365.42 and 40,568.58

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Solution

The fourth proportional to 58,934.12, 81,365.42 and 40,568.58 is: 56,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,934.12 : 81,365.42 = 40,568.58 : x
  2. Step 2: Convert to fraction form
    58,934.12/81,365.42 = 40,568.58/x
  3. Step 3: Cross multiply
    58,934.12x = 81,365.42 × 40,568.58
  4. Step 4: Simplify right side
    58,934.12x = 3,300,879,753.92
  5. Step 5: Solve for x
    x = 3,300,879,753.92/58,934.12
  6. Step 6: Final answer
    x = 56,009.66

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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.