Home / 52,214.86-78,223.65-40,470.58

Finding the Fourth Proportional to 52,214.86, 78,223.65 and 40,470.58

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Solution

The fourth proportional to 52,214.86, 78,223.65 and 40,470.58 is: 60,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.86 : 78,223.65 = 40,470.58 : x
  2. Step 2: Convert to fraction form
    52,214.86/78,223.65 = 40,470.58/x
  3. Step 3: Cross multiply
    52,214.86x = 78,223.65 × 40,470.58
  4. Step 4: Simplify right side
    52,214.86x = 3,165,756,485.22
  5. Step 5: Solve for x
    x = 3,165,756,485.22/52,214.86
  6. Step 6: Final answer
    x = 60,629.42

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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.