Home / 57,320.07-78,971.58-44,354.77

Finding the Fourth Proportional to 57,320.07, 78,971.58 and 44,354.77

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Solution

The fourth proportional to 57,320.07, 78,971.58 and 44,354.77 is: 61,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.07 : 78,971.58 = 44,354.77 : x
  2. Step 2: Convert to fraction form
    57,320.07/78,971.58 = 44,354.77/x
  3. Step 3: Cross multiply
    57,320.07x = 78,971.58 × 44,354.77
  4. Step 4: Simplify right side
    57,320.07x = 3,502,766,267.44
  5. Step 5: Solve for x
    x = 3,502,766,267.44/57,320.07
  6. Step 6: Final answer
    x = 61,108.90

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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.