Home / 124,993.74-187,491.12-30,223.77

Finding the Fourth Proportional to 124,993.74, 187,491.12 and 30,223.77

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Solution

The fourth proportional to 124,993.74, 187,491.12 and 30,223.77 is: 45,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993.74 : 187,491.12 = 30,223.77 : x
  2. Step 2: Convert to fraction form
    124,993.74/187,491.12 = 30,223.77/x
  3. Step 3: Cross multiply
    124,993.74x = 187,491.12 × 30,223.77
  4. Step 4: Simplify right side
    124,993.74x = 5,666,688,487.92
  5. Step 5: Solve for x
    x = 5,666,688,487.92/124,993.74
  6. Step 6: Final answer
    x = 45,335.78

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1.5x scale

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.