Home / 115,532.40-173,298.60-71,014.80

Finding the Fourth Proportional to 115,532.40, 173,298.60 and 71,014.80

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Solution

The fourth proportional to 115,532.40, 173,298.60 and 71,014.80 is: 106,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,532.40 : 173,298.60 = 71,014.80 : x
  2. Step 2: Convert to fraction form
    115,532.40/173,298.60 = 71,014.80/x
  3. Step 3: Cross multiply
    115,532.40x = 173,298.60 × 71,014.80
  4. Step 4: Simplify right side
    115,532.40x = 12,306,765,419.28
  5. Step 5: Solve for x
    x = 12,306,765,419.28/115,532.40
  6. Step 6: Final answer
    x = 106,522.20

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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.