Home / 52,315.02-78,363.86-25,580.43

Finding the Fourth Proportional to 52,315.02, 78,363.86 and 25,580.43

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Solution

The fourth proportional to 52,315.02, 78,363.86 and 25,580.43 is: 38,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,315.02 : 78,363.86 = 25,580.43 : x
  2. Step 2: Convert to fraction form
    52,315.02/78,363.86 = 25,580.43/x
  3. Step 3: Cross multiply
    52,315.02x = 78,363.86 × 25,580.43
  4. Step 4: Simplify right side
    52,315.02x = 2,004,581,107.36
  5. Step 5: Solve for x
    x = 2,004,581,107.36/52,315.02
  6. Step 6: Final answer
    x = 38,317.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.