Home / 58,742.07-81,064.14-31,884.59

Finding the Fourth Proportional to 58,742.07, 81,064.14 and 31,884.59

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Solution

The fourth proportional to 58,742.07, 81,064.14 and 31,884.59 is: 44,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,742.07 : 81,064.14 = 31,884.59 : x
  2. Step 2: Convert to fraction form
    58,742.07/81,064.14 = 31,884.59/x
  3. Step 3: Cross multiply
    58,742.07x = 81,064.14 × 31,884.59
  4. Step 4: Simplify right side
    58,742.07x = 2,584,696,462.28
  5. Step 5: Solve for x
    x = 2,584,696,462.28/58,742.07
  6. Step 6: Final answer
    x = 44,000.77

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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.