Home / 157,490.40-235,517.40-117,537.60

Finding the Fourth Proportional to 157,490.40, 235,517.40 and 117,537.60

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Solution

The fourth proportional to 157,490.40, 235,517.40 and 117,537.60 is: 175,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,490.40 : 235,517.40 = 117,537.60 : x
  2. Step 2: Convert to fraction form
    157,490.40/235,517.40 = 117,537.60/x
  3. Step 3: Cross multiply
    157,490.40x = 235,517.40 × 117,537.60
  4. Step 4: Simplify right side
    157,490.40x = 27,682,149,954.24
  5. Step 5: Solve for x
    x = 27,682,149,954.24/157,490.40
  6. Step 6: Final answer
    x = 175,770.40

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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.