Home / 58,032.54-79,563.36-56,982.78

Finding the Fourth Proportional to 58,032.54, 79,563.36 and 56,982.78

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Solution

The fourth proportional to 58,032.54, 79,563.36 and 56,982.78 is: 78,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,032.54 : 79,563.36 = 56,982.78 : x
  2. Step 2: Convert to fraction form
    58,032.54/79,563.36 = 56,982.78/x
  3. Step 3: Cross multiply
    58,032.54x = 79,563.36 × 56,982.78
  4. Step 4: Simplify right side
    58,032.54x = 4,533,741,438.94
  5. Step 5: Solve for x
    x = 4,533,741,438.94/58,032.54
  6. Step 6: Final answer
    x = 78,124.13

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.