Home / 115,503.36-173,324.16-106,103.04

Finding the Fourth Proportional to 115,503.36, 173,324.16 and 106,103.04

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Solution

The fourth proportional to 115,503.36, 173,324.16 and 106,103.04 is: 159,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,503.36 : 173,324.16 = 106,103.04 : x
  2. Step 2: Convert to fraction form
    115,503.36/173,324.16 = 106,103.04/x
  3. Step 3: Cross multiply
    115,503.36x = 173,324.16 × 106,103.04
  4. Step 4: Simplify right side
    115,503.36x = 18,390,220,281.45
  5. Step 5: Solve for x
    x = 18,390,220,281.45/115,503.36
  6. Step 6: Final answer
    x = 159,218.05

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1.5x scale

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.