Home / 117,314.40-175,971.60-113,167.20

Finding the Fourth Proportional to 117,314.40, 175,971.60 and 113,167.20

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Solution

The fourth proportional to 117,314.40, 175,971.60 and 113,167.20 is: 169,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,314.40 : 175,971.60 = 113,167.20 : x
  2. Step 2: Convert to fraction form
    117,314.40/175,971.60 = 113,167.20/x
  3. Step 3: Cross multiply
    117,314.40x = 175,971.60 × 113,167.20
  4. Step 4: Simplify right side
    117,314.40x = 19,914,213,251.52
  5. Step 5: Solve for x
    x = 19,914,213,251.52/117,314.40
  6. Step 6: Final answer
    x = 169,750.80

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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.