Home / 124,828.19-187,223.81-45,923.96

Finding the Fourth Proportional to 124,828.19, 187,223.81 and 45,923.96

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Solution

The fourth proportional to 124,828.19, 187,223.81 and 45,923.96 is: 68,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,828.19 : 187,223.81 = 45,923.96 : x
  2. Step 2: Convert to fraction form
    124,828.19/187,223.81 = 45,923.96/x
  3. Step 3: Cross multiply
    124,828.19x = 187,223.81 × 45,923.96
  4. Step 4: Simplify right side
    124,828.19x = 8,598,057,595.75
  5. Step 5: Solve for x
    x = 8,598,057,595.75/124,828.19
  6. Step 6: Final answer
    x = 68,879.14

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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.