Home / 124,411.34-186,626.73-45,523.82

Finding the Fourth Proportional to 124,411.34, 186,626.73 and 45,523.82

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Solution

The fourth proportional to 124,411.34, 186,626.73 and 45,523.82 is: 68,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,411.34 : 186,626.73 = 45,523.82 : x
  2. Step 2: Convert to fraction form
    124,411.34/186,626.73 = 45,523.82/x
  3. Step 3: Cross multiply
    124,411.34x = 186,626.73 × 45,523.82
  4. Step 4: Simplify right side
    124,411.34x = 8,495,962,300.99
  5. Step 5: Solve for x
    x = 8,495,962,300.99/124,411.34
  6. Step 6: Final answer
    x = 68,289.29

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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.