Home / 124,880.29-187,319.41-53,853.14

Finding the Fourth Proportional to 124,880.29, 187,319.41 and 53,853.14

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Solution

The fourth proportional to 124,880.29, 187,319.41 and 53,853.14 is: 80,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,880.29 : 187,319.41 = 53,853.14 : x
  2. Step 2: Convert to fraction form
    124,880.29/187,319.41 = 53,853.14/x
  3. Step 3: Cross multiply
    124,880.29x = 187,319.41 × 53,853.14
  4. Step 4: Simplify right side
    124,880.29x = 10,087,738,745.11
  5. Step 5: Solve for x
    x = 10,087,738,745.11/124,880.29
  6. Step 6: Final answer
    x = 80,779.27

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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.