Home / 115,408.83-173,417.67-62,140.20

Finding the Fourth Proportional to 115,408.83, 173,417.67 and 62,140.20

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Solution

The fourth proportional to 115,408.83, 173,417.67 and 62,140.20 is: 93,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,408.83 : 173,417.67 = 62,140.20 : x
  2. Step 2: Convert to fraction form
    115,408.83/173,417.67 = 62,140.20/x
  3. Step 3: Cross multiply
    115,408.83x = 173,417.67 × 62,140.20
  4. Step 4: Simplify right side
    115,408.83x = 10,776,208,697.33
  5. Step 5: Solve for x
    x = 10,776,208,697.33/115,408.83
  6. Step 6: Final answer
    x = 93,374.21

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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.