Home / 171,917.32-257,876.06-53,598.20

Finding the Fourth Proportional to 171,917.32, 257,876.06 and 53,598.20

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Solution

The fourth proportional to 171,917.32, 257,876.06 and 53,598.20 is: 80,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,917.32 : 257,876.06 = 53,598.20 : x
  2. Step 2: Convert to fraction form
    171,917.32/257,876.06 = 53,598.20/x
  3. Step 3: Cross multiply
    171,917.32x = 257,876.06 × 53,598.20
  4. Step 4: Simplify right side
    171,917.32x = 13,821,692,639.09
  5. Step 5: Solve for x
    x = 13,821,692,639.09/171,917.32
  6. Step 6: Final answer
    x = 80,397.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.