Home / 115,748.80-173,623.20-36,862.40

Finding the Fourth Proportional to 115,748.80, 173,623.20 and 36,862.40

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Solution

The fourth proportional to 115,748.80, 173,623.20 and 36,862.40 is: 55,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,748.80 : 173,623.20 = 36,862.40 : x
  2. Step 2: Convert to fraction form
    115,748.80/173,623.20 = 36,862.40/x
  3. Step 3: Cross multiply
    115,748.80x = 173,623.20 × 36,862.40
  4. Step 4: Simplify right side
    115,748.80x = 6,400,167,847.68
  5. Step 5: Solve for x
    x = 6,400,167,847.68/115,748.80
  6. Step 6: Final answer
    x = 55,293.60

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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.