Home / 113,826.20-157,059.42-97,885.40

Finding the Fourth Proportional to 113,826.20, 157,059.42 and 97,885.40

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Solution

The fourth proportional to 113,826.20, 157,059.42 and 97,885.40 is: 135,064.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,826.20 : 157,059.42 = 97,885.40 : x
  2. Step 2: Convert to fraction form
    113,826.20/157,059.42 = 97,885.40/x
  3. Step 3: Cross multiply
    113,826.20x = 157,059.42 × 97,885.40
  4. Step 4: Simplify right side
    113,826.20x = 15,373,824,150.47
  5. Step 5: Solve for x
    x = 15,373,824,150.47/113,826.20
  6. Step 6: Final answer
    x = 135,064.02

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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.