Home / 55,574.35-83,303.20-39,983.47

Finding the Fourth Proportional to 55,574.35, 83,303.20 and 39,983.47

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Solution

The fourth proportional to 55,574.35, 83,303.20 and 39,983.47 is: 59,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,574.35 : 83,303.20 = 39,983.47 : x
  2. Step 2: Convert to fraction form
    55,574.35/83,303.20 = 39,983.47/x
  3. Step 3: Cross multiply
    55,574.35x = 83,303.20 × 39,983.47
  4. Step 4: Simplify right side
    55,574.35x = 3,330,750,998.10
  5. Step 5: Solve for x
    x = 3,330,750,998.10/55,574.35
  6. Step 6: Final answer
    x = 59,933.24

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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.