Home / 115,480.10-173,090.55-48,908.90

Finding the Fourth Proportional to 115,480.10, 173,090.55 and 48,908.90

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Solution

The fourth proportional to 115,480.10, 173,090.55 and 48,908.90 is: 73,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,480.10 : 173,090.55 = 48,908.90 : x
  2. Step 2: Convert to fraction form
    115,480.10/173,090.55 = 48,908.90/x
  3. Step 3: Cross multiply
    115,480.10x = 173,090.55 × 48,908.90
  4. Step 4: Simplify right side
    115,480.10x = 8,465,668,400.90
  5. Step 5: Solve for x
    x = 8,465,668,400.90/115,480.10
  6. Step 6: Final answer
    x = 73,308.46

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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.