Home / 198,059.64-273,428.50-152,971

Finding the Fourth Proportional to 198,059.64, 273,428.50 and 152,971

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Solution

The fourth proportional to 198,059.64, 273,428.50 and 152,971 is: 211,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,059.64 : 273,428.50 = 152,971 : x
  2. Step 2: Convert to fraction form
    198,059.64/273,428.50 = 152,971/x
  3. Step 3: Cross multiply
    198,059.64x = 273,428.50 × 152,971
  4. Step 4: Simplify right side
    198,059.64x = 41,826,631,073.50
  5. Step 5: Solve for x
    x = 41,826,631,073.50/198,059.64
  6. Step 6: Final answer
    x = 211,182.00

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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.