Home / 198,735.36-274,254.60-113,852.76

Finding the Fourth Proportional to 198,735.36, 274,254.60 and 113,852.76

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Solution

The fourth proportional to 198,735.36, 274,254.60 and 113,852.76 is: 157,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,735.36 : 274,254.60 = 113,852.76 : x
  2. Step 2: Convert to fraction form
    198,735.36/274,254.60 = 113,852.76/x
  3. Step 3: Cross multiply
    198,735.36x = 274,254.60 × 113,852.76
  4. Step 4: Simplify right side
    198,735.36x = 31,224,643,152.70
  5. Step 5: Solve for x
    x = 31,224,643,152.70/198,735.36
  6. Step 6: Final answer
    x = 157,116.70

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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.