Home / 124,683.04-187,048.96-45,797.88

Finding the Fourth Proportional to 124,683.04, 187,048.96 and 45,797.88

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Solution

The fourth proportional to 124,683.04, 187,048.96 and 45,797.88 is: 68,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,683.04 : 187,048.96 = 45,797.88 : x
  2. Step 2: Convert to fraction form
    124,683.04/187,048.96 = 45,797.88/x
  3. Step 3: Cross multiply
    124,683.04x = 187,048.96 × 45,797.88
  4. Step 4: Simplify right side
    124,683.04x = 8,566,445,824.20
  5. Step 5: Solve for x
    x = 8,566,445,824.20/124,683.04
  6. Step 6: Final answer
    x = 68,705.78

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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.