Home / 197,610.60-272,810.52-136,447.50

Finding the Fourth Proportional to 197,610.60, 272,810.52 and 136,447.50

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Solution

The fourth proportional to 197,610.60, 272,810.52 and 136,447.50 is: 188,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,610.60 : 272,810.52 = 136,447.50 : x
  2. Step 2: Convert to fraction form
    197,610.60/272,810.52 = 136,447.50/x
  3. Step 3: Cross multiply
    197,610.60x = 272,810.52 × 136,447.50
  4. Step 4: Simplify right side
    197,610.60x = 37,224,313,427.70
  5. Step 5: Solve for x
    x = 37,224,313,427.70/197,610.60
  6. Step 6: Final answer
    x = 188,372.05

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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.