Home / 113,209.03-156,365.48-82,533.55

Finding the Fourth Proportional to 113,209.03, 156,365.48 and 82,533.55

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Solution

The fourth proportional to 113,209.03, 156,365.48 and 82,533.55 is: 113,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,209.03 : 156,365.48 = 82,533.55 : x
  2. Step 2: Convert to fraction form
    113,209.03/156,365.48 = 82,533.55/x
  3. Step 3: Cross multiply
    113,209.03x = 156,365.48 × 82,533.55
  4. Step 4: Simplify right side
    113,209.03x = 12,905,398,161.85
  5. Step 5: Solve for x
    x = 12,905,398,161.85/113,209.03
  6. Step 6: Final answer
    x = 113,996.19

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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.