Home / 103,707.94-155,594.19-37,148.64

Finding the Fourth Proportional to 103,707.94, 155,594.19 and 37,148.64

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Solution

The fourth proportional to 103,707.94, 155,594.19 and 37,148.64 is: 55,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,707.94 : 155,594.19 = 37,148.64 : x
  2. Step 2: Convert to fraction form
    103,707.94/155,594.19 = 37,148.64/x
  3. Step 3: Cross multiply
    103,707.94x = 155,594.19 × 37,148.64
  4. Step 4: Simplify right side
    103,707.94x = 5,780,112,550.40
  5. Step 5: Solve for x
    x = 5,780,112,550.40/103,707.94
  6. Step 6: Final answer
    x = 55,734.52

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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.