Home / 124,417.20-186,625.80-41,311.20

Finding the Fourth Proportional to 124,417.20, 186,625.80 and 41,311.20

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Solution

The fourth proportional to 124,417.20, 186,625.80 and 41,311.20 is: 61,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417.20 : 186,625.80 = 41,311.20 : x
  2. Step 2: Convert to fraction form
    124,417.20/186,625.80 = 41,311.20/x
  3. Step 3: Cross multiply
    124,417.20x = 186,625.80 × 41,311.20
  4. Step 4: Simplify right side
    124,417.20x = 7,709,735,748.96
  5. Step 5: Solve for x
    x = 7,709,735,748.96/124,417.20
  6. Step 6: Final answer
    x = 61,966.80

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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.