Home / 115,430.60-173,016.30-48,859.40

Finding the Fourth Proportional to 115,430.60, 173,016.30 and 48,859.40

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Solution

The fourth proportional to 115,430.60, 173,016.30 and 48,859.40 is: 73,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,430.60 : 173,016.30 = 48,859.40 : x
  2. Step 2: Convert to fraction form
    115,430.60/173,016.30 = 48,859.40/x
  3. Step 3: Cross multiply
    115,430.60x = 173,016.30 × 48,859.40
  4. Step 4: Simplify right side
    115,430.60x = 8,453,472,608.22
  5. Step 5: Solve for x
    x = 8,453,472,608.22/115,430.60
  6. Step 6: Final answer
    x = 73,234.24

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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.