Home / 152,517.28-210,485.52-95,977.12

Finding the Fourth Proportional to 152,517.28, 210,485.52 and 95,977.12

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Solution

The fourth proportional to 152,517.28, 210,485.52 and 95,977.12 is: 132,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,517.28 : 210,485.52 = 95,977.12 : x
  2. Step 2: Convert to fraction form
    152,517.28/210,485.52 = 95,977.12/x
  3. Step 3: Cross multiply
    152,517.28x = 210,485.52 × 95,977.12
  4. Step 4: Simplify right side
    152,517.28x = 20,201,794,011.30
  5. Step 5: Solve for x
    x = 20,201,794,011.30/152,517.28
  6. Step 6: Final answer
    x = 132,455.77

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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.