Home / 115,389.40-173,101.92-48,829.90

Finding the Fourth Proportional to 115,389.40, 173,101.92 and 48,829.90

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Solution

The fourth proportional to 115,389.40, 173,101.92 and 48,829.90 is: 73,252.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,389.40 : 173,101.92 = 48,829.90 : x
  2. Step 2: Convert to fraction form
    115,389.40/173,101.92 = 48,829.90/x
  3. Step 3: Cross multiply
    115,389.40x = 173,101.92 × 48,829.90
  4. Step 4: Simplify right side
    115,389.40x = 8,452,549,443.41
  5. Step 5: Solve for x
    x = 8,452,549,443.41/115,389.40
  6. Step 6: Final answer
    x = 73,252.39

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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.