Home / 113,850.28-157,115.46-63,548.20

Finding the Fourth Proportional to 113,850.28, 157,115.46 and 63,548.20

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Solution

The fourth proportional to 113,850.28, 157,115.46 and 63,548.20 is: 87,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,850.28 : 157,115.46 = 63,548.20 : x
  2. Step 2: Convert to fraction form
    113,850.28/157,115.46 = 63,548.20/x
  3. Step 3: Cross multiply
    113,850.28x = 157,115.46 × 63,548.20
  4. Step 4: Simplify right side
    113,850.28x = 9,984,404,675.17
  5. Step 5: Solve for x
    x = 9,984,404,675.17/113,850.28
  6. Step 6: Final answer
    x = 87,697.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.