Home / 124,297.40-186,445.90-30,803.15

Finding the Fourth Proportional to 124,297.40, 186,445.90 and 30,803.15

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Solution

The fourth proportional to 124,297.40, 186,445.90 and 30,803.15 is: 46,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,297.40 : 186,445.90 = 30,803.15 : x
  2. Step 2: Convert to fraction form
    124,297.40/186,445.90 = 30,803.15/x
  3. Step 3: Cross multiply
    124,297.40x = 186,445.90 × 30,803.15
  4. Step 4: Simplify right side
    124,297.40x = 5,743,121,024.59
  5. Step 5: Solve for x
    x = 5,743,121,024.59/124,297.40
  6. Step 6: Final answer
    x = 46,204.68

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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.