Home / 37,619.80-56,429.70-35,315.80

Finding the Fourth Proportional to 37,619.80, 56,429.70 and 35,315.80

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Solution

The fourth proportional to 37,619.80, 56,429.70 and 35,315.80 is: 52,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619.80 : 56,429.70 = 35,315.80 : x
  2. Step 2: Convert to fraction form
    37,619.80/56,429.70 = 35,315.80/x
  3. Step 3: Cross multiply
    37,619.80x = 56,429.70 × 35,315.80
  4. Step 4: Simplify right side
    37,619.80x = 1,992,859,999.26
  5. Step 5: Solve for x
    x = 1,992,859,999.26/37,619.80
  6. Step 6: Final answer
    x = 52,973.70

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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.